diff --git a/src/Magnum/Shaders/DistanceFieldVectorGL.h b/src/Magnum/Shaders/DistanceFieldVectorGL.h
index c039940fd..538cb8961 100644
--- a/src/Magnum/Shaders/DistanceFieldVectorGL.h
+++ b/src/Magnum/Shaders/DistanceFieldVectorGL.h
@@ -300,10 +300,10 @@ typedef DistanceFieldVectorGL<3> DistanceFieldVectorGL3D;
 
 #ifdef DOXYGEN_GENERATING_OUTPUT
 /** @debugoperatorclassenum{DistanceFieldVectorGL,DistanceFieldVectorGL::Flag} */
-template<UnsignedInt dimensions> Debug& operator<<(Debug& debug, DistanceFieldVector<dimensions>::Flag value);
+template<UnsignedInt dimensions> Debug& operator<<(Debug& debug, DistanceFieldVectorGL<dimensions>::Flag value);
 
 /** @debugoperatorclassenum{DistanceFieldVectorGL,DistanceFieldVectorGL::Flags} */
-template<UnsignedInt dimensions> Debug& operator<<(Debug& debug, DistanceFieldVector<dimensions>::Flags value);
+template<UnsignedInt dimensions> Debug& operator<<(Debug& debug, DistanceFieldVectorGL<dimensions>::Flags value);
 #else
 namespace Implementation {
     MAGNUM_SHADERS_EXPORT Debug& operator<<(Debug& debug, DistanceFieldVectorGLFlag value);
diff --git a/src/Magnum/Shaders/MeshVisualizerGL.cpp b/src/Magnum/Shaders/MeshVisualizerGL.cpp
index ef34527af..9fd3c2398 100644
--- a/src/Magnum/Shaders/MeshVisualizerGL.cpp
+++ b/src/Magnum/Shaders/MeshVisualizerGL.cpp
@@ -100,11 +100,11 @@ GL::Version MeshVisualizerGLBase::setupShaders(GL::Shader& vert, GL::Shader& fra
 
     #ifndef MAGNUM_TARGET_GLES
     const GL::Version version = context.supportedVersion({GL::Version::GL320, GL::Version::GL310, GL::Version::GL300, GL::Version::GL210});
-    /* Extended in MeshVisualizer3D for TBN visualization */
+    /* Extended in MeshVisualizerGL3D for TBN visualization */
     CORRADE_INTERNAL_ASSERT(!(_flags & FlagBase::Wireframe) || _flags & FlagBase::NoGeometryShader || version >= GL::Version::GL320);
     #elif !defined(MAGNUM_TARGET_WEBGL)
     const GL::Version version = context.supportedVersion({GL::Version::GLES310, GL::Version::GLES300, GL::Version::GLES200});
-    /* Extended in MeshVisualizer3D for TBN visualization */
+    /* Extended in MeshVisualizerGL3D for TBN visualization */
     CORRADE_INTERNAL_ASSERT(!(_flags & FlagBase::Wireframe) || _flags & FlagBase::NoGeometryShader || version >= GL::Version::GLES310);
     #else
     const GL::Version version = context.supportedVersion({GL::Version::GLES300, GL::Version::GLES200});