diff --git a/doc/changelog.dox b/doc/changelog.dox
index 9a0899ad7..8413fedb1 100644
--- a/doc/changelog.dox
+++ b/doc/changelog.dox
@@ -993,6 +993,9 @@ See also:
     for most shader-related limits
 -   Fixed @ref GL::Shader reporting errors and warnings with line numbers
     off-by-one on desktop GLSL < 330.
+-   Fixed accidentally incorrect @ref GL::textureFormat() mapping for
+    @ref PixelFormat::RG8Snorm, @relativeref{PixelFormat,RGB8Snorm},
+    @relativeref{PixelFormat,RGBA8Snorm} and @relativeref{PixelFormat,RGB32UI}
 -   Fixed assertions related to OpenGL driver workarounds when the proprietary
     AMDGPU PRO drivers are used on Linux
 -   Fixed @relativeref{Corrade,Utility::Tweakable} parsers to compile with
diff --git a/src/Magnum/GL/Implementation/pixelFormatMapping.hpp b/src/Magnum/GL/Implementation/pixelFormatMapping.hpp
index 181792eb1..1fea0520a 100644
--- a/src/Magnum/GL/Implementation/pixelFormatMapping.hpp
+++ b/src/Magnum/GL/Implementation/pixelFormatMapping.hpp
@@ -44,9 +44,9 @@ _n(RGBA8Unorm, RGBA, UnsignedByte)
 #endif
 #ifndef MAGNUM_TARGET_GLES2
 _c(R8Snorm, Red, Byte, R8Snorm)
-_c(RG8Snorm, RG, Byte, R8Snorm)
-_c(RGB8Snorm, RGB, Byte, R8Snorm)
-_c(RGBA8Snorm, RGBA, Byte, R8Snorm)
+_c(RG8Snorm, RG, Byte, RG8Snorm)
+_c(RGB8Snorm, RGB, Byte, RGB8Snorm)
+_c(RGBA8Snorm, RGBA, Byte, RGBA8Snorm)
 #else
 _s(R8Snorm)
 _s(RG8Snorm)
@@ -133,7 +133,7 @@ _c(RGB16I, RGBInteger, Short, RGB16I)
 _c(RGBA16I, RGBAInteger, Short, RGBA16I)
 _c(R32UI, RedInteger, UnsignedInt, R32UI)
 _c(RG32UI, RGInteger, UnsignedInt, RG32UI)
-_c(RGB32UI, RGBInteger, UnsignedInt, RGBA32UI)
+_c(RGB32UI, RGBInteger, UnsignedInt, RGB32UI)
 _c(RGBA32UI, RGBAInteger, UnsignedInt, RGBA32UI)
 _c(R32I, RedInteger, Int, R32I)
 _c(RG32I, RGInteger, Int, RG32I)