diff --git a/src/MagnumExternal/OpenGL/GLES2/flextGL.cpp b/src/MagnumExternal/OpenGL/GLES2/flextGL.cpp
index d85b198b0..940ec3a59 100644
--- a/src/MagnumExternal/OpenGL/GLES2/flextGL.cpp
+++ b/src/MagnumExternal/OpenGL/GLES2/flextGL.cpp
@@ -57,6 +57,7 @@ FLEXTGL_EXPORT void(APIENTRY *flextglPushGroupMarkerEXT)(GLsizei, const GLchar *
 FLEXTGL_EXPORT void(APIENTRY *flextglDiscardFramebufferEXT)(GLenum, GLsizei, const GLenum *) = nullptr;
 
 /* GL_EXT_disjoint_timer_query */
+FLEXTGL_EXPORT void(APIENTRY *flextglGetInteger64vEXT)(GLenum, GLint64 *) = nullptr;
 FLEXTGL_EXPORT void(APIENTRY *flextglGetQueryObjecti64vEXT)(GLuint, GLenum, GLint64 *) = nullptr;
 FLEXTGL_EXPORT void(APIENTRY *flextglGetQueryObjectivEXT)(GLuint, GLenum, GLint *) = nullptr;
 FLEXTGL_EXPORT void(APIENTRY *flextglGetQueryObjectui64vEXT)(GLuint, GLenum, GLuint64 *) = nullptr;
diff --git a/src/MagnumExternal/OpenGL/GLES2/flextGL.h b/src/MagnumExternal/OpenGL/GLES2/flextGL.h
index 7cd1d0719..0404048b5 100644
--- a/src/MagnumExternal/OpenGL/GLES2/flextGL.h
+++ b/src/MagnumExternal/OpenGL/GLES2/flextGL.h
@@ -1245,6 +1245,8 @@ GLAPI FLEXTGL_EXPORT void(APIENTRY *flextglDiscardFramebufferEXT)(GLenum, GLsize
 
 /* GL_EXT_disjoint_timer_query */
 
+GLAPI FLEXTGL_EXPORT void(APIENTRY *flextglGetInteger64vEXT)(GLenum, GLint64 *);
+#define glGetInteger64vEXT flextglGetInteger64vEXT
 GLAPI FLEXTGL_EXPORT void(APIENTRY *flextglGetQueryObjecti64vEXT)(GLuint, GLenum, GLint64 *);
 #define glGetQueryObjecti64vEXT flextglGetQueryObjecti64vEXT
 GLAPI FLEXTGL_EXPORT void(APIENTRY *flextglGetQueryObjectivEXT)(GLuint, GLenum, GLint *);
diff --git a/src/MagnumExternal/OpenGL/GLES2/flextGLEmscripten.h b/src/MagnumExternal/OpenGL/GLES2/flextGLEmscripten.h
index c5355685f..6838ffa14 100644
--- a/src/MagnumExternal/OpenGL/GLES2/flextGLEmscripten.h
+++ b/src/MagnumExternal/OpenGL/GLES2/flextGLEmscripten.h
@@ -717,6 +717,7 @@ GLAPI void glBeginQueryEXT(GLenum, GLuint);
 GLAPI void glDeleteQueriesEXT(GLsizei, const GLuint *);
 GLAPI void glEndQueryEXT(GLenum);
 GLAPI void glGenQueriesEXT(GLsizei, GLuint *);
+GLAPI void glGetInteger64vEXT(GLenum, GLint64 *);
 GLAPI void glGetQueryObjecti64vEXT(GLuint, GLenum, GLint64 *);
 GLAPI void glGetQueryObjectivEXT(GLuint, GLenum, GLint *);
 GLAPI void glGetQueryObjectui64vEXT(GLuint, GLenum, GLuint64 *);
diff --git a/src/MagnumExternal/OpenGL/GLES2/flextGLPlatform.cpp b/src/MagnumExternal/OpenGL/GLES2/flextGLPlatform.cpp
index bf8e72227..fed85b780 100644
--- a/src/MagnumExternal/OpenGL/GLES2/flextGLPlatform.cpp
+++ b/src/MagnumExternal/OpenGL/GLES2/flextGLPlatform.cpp
@@ -61,6 +61,7 @@ void flextGLInit(Magnum::GL::Context&) {
     flextglDiscardFramebufferEXT = reinterpret_cast<void(APIENTRY*)(GLenum, GLsizei, const GLenum *)>(loader.load("glDiscardFramebufferEXT"));
 
     /* GL_EXT_disjoint_timer_query */
+    flextglGetInteger64vEXT = reinterpret_cast<void(APIENTRY*)(GLenum, GLint64 *)>(loader.load("glGetInteger64vEXT"));
     flextglGetQueryObjecti64vEXT = reinterpret_cast<void(APIENTRY*)(GLuint, GLenum, GLint64 *)>(loader.load("glGetQueryObjecti64vEXT"));
     flextglGetQueryObjectivEXT = reinterpret_cast<void(APIENTRY*)(GLuint, GLenum, GLint *)>(loader.load("glGetQueryObjectivEXT"));
     flextglGetQueryObjectui64vEXT = reinterpret_cast<void(APIENTRY*)(GLuint, GLenum, GLuint64 *)>(loader.load("glGetQueryObjectui64vEXT"));
diff --git a/src/MagnumExternal/OpenGL/GLES2/flextGLPlatformIOS.cpp b/src/MagnumExternal/OpenGL/GLES2/flextGLPlatformIOS.cpp
index c2efd9d25..f8083ea6c 100644
--- a/src/MagnumExternal/OpenGL/GLES2/flextGLPlatformIOS.cpp
+++ b/src/MagnumExternal/OpenGL/GLES2/flextGLPlatformIOS.cpp
@@ -38,6 +38,7 @@
 #undef glPopGroupMarkerEXT
 #undef glPushGroupMarkerEXT
 #undef glDiscardFramebufferEXT
+#undef glGetInteger64vEXT
 #undef glGetQueryObjecti64vEXT
 #undef glGetQueryObjectivEXT
 #undef glGetQueryObjectui64vEXT
@@ -201,6 +202,7 @@ void flextGLInit(Magnum::GL::Context&) {
 
     /* GL_EXT_disjoint_timer_query */
     #if GL_EXT_disjoint_timer_query
+    flextglGetInteger64vEXT = reinterpret_cast<void(APIENTRY*)(GLenum, GLint64 *)>(glGetInteger64vEXT);
     flextglGetQueryObjecti64vEXT = reinterpret_cast<void(APIENTRY*)(GLuint, GLenum, GLint64 *)>(glGetQueryObjecti64vEXT);
     flextglGetQueryObjectivEXT = reinterpret_cast<void(APIENTRY*)(GLuint, GLenum, GLint *)>(glGetQueryObjectivEXT);
     flextglGetQueryObjectui64vEXT = reinterpret_cast<void(APIENTRY*)(GLuint, GLenum, GLuint64 *)>(glGetQueryObjectui64vEXT);
diff --git a/src/MagnumExternal/OpenGL/GLES2/flextGLPlatformWindowsDesktop.cpp b/src/MagnumExternal/OpenGL/GLES2/flextGLPlatformWindowsDesktop.cpp
index e9d9ef3d6..dd477603f 100644
--- a/src/MagnumExternal/OpenGL/GLES2/flextGLPlatformWindowsDesktop.cpp
+++ b/src/MagnumExternal/OpenGL/GLES2/flextGLPlatformWindowsDesktop.cpp
@@ -160,6 +160,7 @@ void flextGLInit(Magnum::GL::Context&) {
     flextglDiscardFramebufferEXT = reinterpret_cast<void(APIENTRY*)(GLenum, GLsizei, const GLenum *)>(loader.load("glDiscardFramebufferEXT"));
 
     /* GL_EXT_disjoint_timer_query */
+    flextglGetInteger64vEXT = reinterpret_cast<void(APIENTRY*)(GLenum, GLint64 *)>(loader.load("glGetInteger64vEXT"));
     flextglGetQueryObjecti64vEXT = reinterpret_cast<void(APIENTRY*)(GLuint, GLenum, GLint64 *)>(loader.load("glGetQueryObjecti64vEXT"));
     flextglGetQueryObjectivEXT = reinterpret_cast<void(APIENTRY*)(GLuint, GLenum, GLint *)>(loader.load("glGetQueryObjectivEXT"));
     flextglGetQueryObjectui64vEXT = reinterpret_cast<void(APIENTRY*)(GLuint, GLenum, GLuint64 *)>(loader.load("glGetQueryObjectui64vEXT"));
diff --git a/src/MagnumExternal/OpenGL/GLES2/flextGLWindowsDesktop.cpp b/src/MagnumExternal/OpenGL/GLES2/flextGLWindowsDesktop.cpp
index 1c1b62874..3055d5ff0 100644
--- a/src/MagnumExternal/OpenGL/GLES2/flextGLWindowsDesktop.cpp
+++ b/src/MagnumExternal/OpenGL/GLES2/flextGLWindowsDesktop.cpp
@@ -156,6 +156,7 @@ FLEXTGL_EXPORT void(APIENTRY *flextglPushGroupMarkerEXT)(GLsizei, const GLchar *
 FLEXTGL_EXPORT void(APIENTRY *flextglDiscardFramebufferEXT)(GLenum, GLsizei, const GLenum *) = nullptr;
 
 /* GL_EXT_disjoint_timer_query */
+FLEXTGL_EXPORT void(APIENTRY *flextglGetInteger64vEXT)(GLenum, GLint64 *) = nullptr;
 FLEXTGL_EXPORT void(APIENTRY *flextglGetQueryObjecti64vEXT)(GLuint, GLenum, GLint64 *) = nullptr;
 FLEXTGL_EXPORT void(APIENTRY *flextglGetQueryObjectivEXT)(GLuint, GLenum, GLint *) = nullptr;
 FLEXTGL_EXPORT void(APIENTRY *flextglGetQueryObjectui64vEXT)(GLuint, GLenum, GLuint64 *) = nullptr;
diff --git a/src/MagnumExternal/OpenGL/GLES2/flextGLWindowsDesktop.h b/src/MagnumExternal/OpenGL/GLES2/flextGLWindowsDesktop.h
index 2c2f3a41f..76865a0c5 100644
--- a/src/MagnumExternal/OpenGL/GLES2/flextGLWindowsDesktop.h
+++ b/src/MagnumExternal/OpenGL/GLES2/flextGLWindowsDesktop.h
@@ -1337,6 +1337,8 @@ GLAPI FLEXTGL_EXPORT void(APIENTRY *flextglDiscardFramebufferEXT)(GLenum, GLsize
 
 /* GL_EXT_disjoint_timer_query */
 
+GLAPI FLEXTGL_EXPORT void(APIENTRY *flextglGetInteger64vEXT)(GLenum, GLint64 *);
+#define glGetInteger64vEXT flextglGetInteger64vEXT
 GLAPI FLEXTGL_EXPORT void(APIENTRY *flextglGetQueryObjecti64vEXT)(GLuint, GLenum, GLint64 *);
 #define glGetQueryObjecti64vEXT flextglGetQueryObjecti64vEXT
 GLAPI FLEXTGL_EXPORT void(APIENTRY *flextglGetQueryObjectivEXT)(GLuint, GLenum, GLint *);
diff --git a/src/MagnumExternal/OpenGL/GLES3/flextGL.cpp b/src/MagnumExternal/OpenGL/GLES3/flextGL.cpp
index abd62c7c0..edcf1ab70 100644
--- a/src/MagnumExternal/OpenGL/GLES3/flextGL.cpp
+++ b/src/MagnumExternal/OpenGL/GLES3/flextGL.cpp
@@ -162,6 +162,7 @@ FLEXTGL_EXPORT void(APIENTRY *flextglBeginQueryEXT)(GLenum, GLuint) = nullptr;
 FLEXTGL_EXPORT void(APIENTRY *flextglDeleteQueriesEXT)(GLsizei, const GLuint *) = nullptr;
 FLEXTGL_EXPORT void(APIENTRY *flextglEndQueryEXT)(GLenum) = nullptr;
 FLEXTGL_EXPORT void(APIENTRY *flextglGenQueriesEXT)(GLsizei, GLuint *) = nullptr;
+FLEXTGL_EXPORT void(APIENTRY *flextglGetInteger64vEXT)(GLenum, GLint64 *) = nullptr;
 FLEXTGL_EXPORT void(APIENTRY *flextglGetQueryObjecti64vEXT)(GLuint, GLenum, GLint64 *) = nullptr;
 FLEXTGL_EXPORT void(APIENTRY *flextglGetQueryObjectivEXT)(GLuint, GLenum, GLint *) = nullptr;
 FLEXTGL_EXPORT void(APIENTRY *flextglGetQueryObjectui64vEXT)(GLuint, GLenum, GLuint64 *) = nullptr;
diff --git a/src/MagnumExternal/OpenGL/GLES3/flextGL.h b/src/MagnumExternal/OpenGL/GLES3/flextGL.h
index 2f513f78c..5e5a30b5f 100644
--- a/src/MagnumExternal/OpenGL/GLES3/flextGL.h
+++ b/src/MagnumExternal/OpenGL/GLES3/flextGL.h
@@ -2164,6 +2164,8 @@ GLAPI FLEXTGL_EXPORT void(APIENTRY *flextglEndQueryEXT)(GLenum);
 #define glEndQueryEXT flextglEndQueryEXT
 GLAPI FLEXTGL_EXPORT void(APIENTRY *flextglGenQueriesEXT)(GLsizei, GLuint *);
 #define glGenQueriesEXT flextglGenQueriesEXT
+GLAPI FLEXTGL_EXPORT void(APIENTRY *flextglGetInteger64vEXT)(GLenum, GLint64 *);
+#define glGetInteger64vEXT flextglGetInteger64vEXT
 GLAPI FLEXTGL_EXPORT void(APIENTRY *flextglGetQueryObjecti64vEXT)(GLuint, GLenum, GLint64 *);
 #define glGetQueryObjecti64vEXT flextglGetQueryObjecti64vEXT
 GLAPI FLEXTGL_EXPORT void(APIENTRY *flextglGetQueryObjectivEXT)(GLuint, GLenum, GLint *);
diff --git a/src/MagnumExternal/OpenGL/GLES3/flextGLEmscripten.h b/src/MagnumExternal/OpenGL/GLES3/flextGLEmscripten.h
index a1c21fec9..4fcba4c89 100644
--- a/src/MagnumExternal/OpenGL/GLES3/flextGLEmscripten.h
+++ b/src/MagnumExternal/OpenGL/GLES3/flextGLEmscripten.h
@@ -1064,6 +1064,7 @@ GLAPI void glBeginQueryEXT(GLenum, GLuint);
 GLAPI void glDeleteQueriesEXT(GLsizei, const GLuint *);
 GLAPI void glEndQueryEXT(GLenum);
 GLAPI void glGenQueriesEXT(GLsizei, GLuint *);
+GLAPI void glGetInteger64vEXT(GLenum, GLint64 *);
 GLAPI void glGetQueryObjecti64vEXT(GLuint, GLenum, GLint64 *);
 GLAPI void glGetQueryObjectivEXT(GLuint, GLenum, GLint *);
 GLAPI void glGetQueryObjectui64vEXT(GLuint, GLenum, GLuint64 *);
diff --git a/src/MagnumExternal/OpenGL/GLES3/flextGLPlatform.cpp b/src/MagnumExternal/OpenGL/GLES3/flextGLPlatform.cpp
index bbb8a9fb6..ca5f6dd73 100644
--- a/src/MagnumExternal/OpenGL/GLES3/flextGLPlatform.cpp
+++ b/src/MagnumExternal/OpenGL/GLES3/flextGLPlatform.cpp
@@ -166,6 +166,7 @@ void flextGLInit(Magnum::GL::Context&) {
     flextglDeleteQueriesEXT = reinterpret_cast<void(APIENTRY*)(GLsizei, const GLuint *)>(loader.load("glDeleteQueriesEXT"));
     flextglEndQueryEXT = reinterpret_cast<void(APIENTRY*)(GLenum)>(loader.load("glEndQueryEXT"));
     flextglGenQueriesEXT = reinterpret_cast<void(APIENTRY*)(GLsizei, GLuint *)>(loader.load("glGenQueriesEXT"));
+    flextglGetInteger64vEXT = reinterpret_cast<void(APIENTRY*)(GLenum, GLint64 *)>(loader.load("glGetInteger64vEXT"));
     flextglGetQueryObjecti64vEXT = reinterpret_cast<void(APIENTRY*)(GLuint, GLenum, GLint64 *)>(loader.load("glGetQueryObjecti64vEXT"));
     flextglGetQueryObjectivEXT = reinterpret_cast<void(APIENTRY*)(GLuint, GLenum, GLint *)>(loader.load("glGetQueryObjectivEXT"));
     flextglGetQueryObjectui64vEXT = reinterpret_cast<void(APIENTRY*)(GLuint, GLenum, GLuint64 *)>(loader.load("glGetQueryObjectui64vEXT"));
diff --git a/src/MagnumExternal/OpenGL/GLES3/flextGLPlatformIOS.cpp b/src/MagnumExternal/OpenGL/GLES3/flextGLPlatformIOS.cpp
index 9bc2873c4..3903ef80f 100644
--- a/src/MagnumExternal/OpenGL/GLES3/flextGLPlatformIOS.cpp
+++ b/src/MagnumExternal/OpenGL/GLES3/flextGLPlatformIOS.cpp
@@ -35,6 +35,7 @@
 #undef glDeleteQueriesEXT
 #undef glEndQueryEXT
 #undef glGenQueriesEXT
+#undef glGetInteger64vEXT
 #undef glGetQueryObjecti64vEXT
 #undef glGetQueryObjectivEXT
 #undef glGetQueryObjectui64vEXT
@@ -169,6 +170,7 @@ void flextGLInit(Magnum::GL::Context&) {
     flextglDeleteQueriesEXT = reinterpret_cast<void(APIENTRY*)(GLsizei, const GLuint *)>(glDeleteQueriesEXT);
     flextglEndQueryEXT = reinterpret_cast<void(APIENTRY*)(GLenum)>(glEndQueryEXT);
     flextglGenQueriesEXT = reinterpret_cast<void(APIENTRY*)(GLsizei, GLuint *)>(glGenQueriesEXT);
+    flextglGetInteger64vEXT = reinterpret_cast<void(APIENTRY*)(GLenum, GLint64 *)>(glGetInteger64vEXT);
     flextglGetQueryObjecti64vEXT = reinterpret_cast<void(APIENTRY*)(GLuint, GLenum, GLint64 *)>(glGetQueryObjecti64vEXT);
     flextglGetQueryObjectivEXT = reinterpret_cast<void(APIENTRY*)(GLuint, GLenum, GLint *)>(glGetQueryObjectivEXT);
     flextglGetQueryObjectui64vEXT = reinterpret_cast<void(APIENTRY*)(GLuint, GLenum, GLuint64 *)>(glGetQueryObjectui64vEXT);
diff --git a/src/MagnumExternal/OpenGL/GLES3/flextGLPlatformWindowsDesktop.cpp b/src/MagnumExternal/OpenGL/GLES3/flextGLPlatformWindowsDesktop.cpp
index e29c46d6e..8e91d215f 100644
--- a/src/MagnumExternal/OpenGL/GLES3/flextGLPlatformWindowsDesktop.cpp
+++ b/src/MagnumExternal/OpenGL/GLES3/flextGLPlatformWindowsDesktop.cpp
@@ -368,6 +368,7 @@ void flextGLInit(Magnum::GL::Context&) {
     flextglDeleteQueriesEXT = reinterpret_cast<void(APIENTRY*)(GLsizei, const GLuint *)>(loader.load("glDeleteQueriesEXT"));
     flextglEndQueryEXT = reinterpret_cast<void(APIENTRY*)(GLenum)>(loader.load("glEndQueryEXT"));
     flextglGenQueriesEXT = reinterpret_cast<void(APIENTRY*)(GLsizei, GLuint *)>(loader.load("glGenQueriesEXT"));
+    flextglGetInteger64vEXT = reinterpret_cast<void(APIENTRY*)(GLenum, GLint64 *)>(loader.load("glGetInteger64vEXT"));
     flextglGetQueryObjecti64vEXT = reinterpret_cast<void(APIENTRY*)(GLuint, GLenum, GLint64 *)>(loader.load("glGetQueryObjecti64vEXT"));
     flextglGetQueryObjectivEXT = reinterpret_cast<void(APIENTRY*)(GLuint, GLenum, GLint *)>(loader.load("glGetQueryObjectivEXT"));
     flextglGetQueryObjectui64vEXT = reinterpret_cast<void(APIENTRY*)(GLuint, GLenum, GLuint64 *)>(loader.load("glGetQueryObjectui64vEXT"));
diff --git a/src/MagnumExternal/OpenGL/GLES3/flextGLWindowsDesktop.cpp b/src/MagnumExternal/OpenGL/GLES3/flextGLWindowsDesktop.cpp
index b0340d047..ed7d7269a 100644
--- a/src/MagnumExternal/OpenGL/GLES3/flextGLWindowsDesktop.cpp
+++ b/src/MagnumExternal/OpenGL/GLES3/flextGLWindowsDesktop.cpp
@@ -364,6 +364,7 @@ FLEXTGL_EXPORT void(APIENTRY *flextglBeginQueryEXT)(GLenum, GLuint) = nullptr;
 FLEXTGL_EXPORT void(APIENTRY *flextglDeleteQueriesEXT)(GLsizei, const GLuint *) = nullptr;
 FLEXTGL_EXPORT void(APIENTRY *flextglEndQueryEXT)(GLenum) = nullptr;
 FLEXTGL_EXPORT void(APIENTRY *flextglGenQueriesEXT)(GLsizei, GLuint *) = nullptr;
+FLEXTGL_EXPORT void(APIENTRY *flextglGetInteger64vEXT)(GLenum, GLint64 *) = nullptr;
 FLEXTGL_EXPORT void(APIENTRY *flextglGetQueryObjecti64vEXT)(GLuint, GLenum, GLint64 *) = nullptr;
 FLEXTGL_EXPORT void(APIENTRY *flextglGetQueryObjectivEXT)(GLuint, GLenum, GLint *) = nullptr;
 FLEXTGL_EXPORT void(APIENTRY *flextglGetQueryObjectui64vEXT)(GLuint, GLenum, GLuint64 *) = nullptr;
diff --git a/src/MagnumExternal/OpenGL/GLES3/flextGLWindowsDesktop.h b/src/MagnumExternal/OpenGL/GLES3/flextGLWindowsDesktop.h
index 5801b9dde..44a4dca5b 100644
--- a/src/MagnumExternal/OpenGL/GLES3/flextGLWindowsDesktop.h
+++ b/src/MagnumExternal/OpenGL/GLES3/flextGLWindowsDesktop.h
@@ -2354,6 +2354,8 @@ GLAPI FLEXTGL_EXPORT void(APIENTRY *flextglEndQueryEXT)(GLenum);
 #define glEndQueryEXT flextglEndQueryEXT
 GLAPI FLEXTGL_EXPORT void(APIENTRY *flextglGenQueriesEXT)(GLsizei, GLuint *);
 #define glGenQueriesEXT flextglGenQueriesEXT
+GLAPI FLEXTGL_EXPORT void(APIENTRY *flextglGetInteger64vEXT)(GLenum, GLint64 *);
+#define glGetInteger64vEXT flextglGetInteger64vEXT
 GLAPI FLEXTGL_EXPORT void(APIENTRY *flextglGetQueryObjecti64vEXT)(GLuint, GLenum, GLint64 *);
 #define glGetQueryObjecti64vEXT flextglGetQueryObjecti64vEXT
 GLAPI FLEXTGL_EXPORT void(APIENTRY *flextglGetQueryObjectivEXT)(GLuint, GLenum, GLint *);