diff --git a/src/Magnum/Shaders/Line.frag b/src/Magnum/Shaders/Line.frag
index a424a7455..906d83ce7 100644
--- a/src/Magnum/Shaders/Line.frag
+++ b/src/Magnum/Shaders/Line.frag
@@ -34,7 +34,7 @@
 /* See the corresponding block in Line.vert for more information */
 #ifndef GL_ES
 #define CAN_USE_NOPERSPECTIVE
-#elif defined(GL_ES) && defined(GL_NV_shader_noperspective_interpolation)
+#elif defined(GL_NV_shader_noperspective_interpolation)
 #extension GL_NV_shader_noperspective_interpolation: require
 #define CAN_USE_NOPERSPECTIVE
 #endif
diff --git a/src/Magnum/Shaders/Line.vert b/src/Magnum/Shaders/Line.vert
index 562fab884..e3fa03810 100644
--- a/src/Magnum/Shaders/Line.vert
+++ b/src/Magnum/Shaders/Line.vert
@@ -37,7 +37,7 @@
    extra instructions, so the noperspective keyword is preferred). */
 #ifndef GL_ES
 #define CAN_USE_NOPERSPECTIVE
-#elif defined(GL_ES) && defined(GL_NV_shader_noperspective_interpolation)
+#elif defined(GL_NV_shader_noperspective_interpolation)
 #extension GL_NV_shader_noperspective_interpolation: require
 #define CAN_USE_NOPERSPECTIVE
 #endif