diff --git a/src/gui/opengl/qopenglfunctions.cpp b/src/gui/opengl/qopenglfunctions.cpp
index 5e86b561072..7eef9956b65 100644
--- a/src/gui/opengl/qopenglfunctions.cpp
+++ b/src/gui/opengl/qopenglfunctions.cpp
@@ -239,12 +239,8 @@ static int qt_gl_resolve_features()
         if (extensions.match("GL_OES_texture_npot"))
             features |= QOpenGLFunctions::NPOTTextures |
                 QOpenGLFunctions::NPOTTextureRepeat;
-        if (ctx->format().majorVersion() >= 3 || extensions.match("GL_EXT_texture_rg")) {
-            // Mesa's GLES implementation (as of 10.6.0) is unable to handle this, even though it provides 3.0.
-            const char *renderer = reinterpret_cast<const char *>(ctx->functions()->glGetString(GL_RENDERER));
-            if (!(renderer && strstr(renderer, "Mesa")))
-                features |= QOpenGLFunctions::TextureRGFormats;
-        }
+        if (ctx->format().majorVersion() >= 3 || extensions.match("GL_EXT_texture_rg"))
+            features |= QOpenGLFunctions::TextureRGFormats;
         if (ctx->format().majorVersion() >= 3) {
             features |= QOpenGLFunctions::MultipleRenderTargets;
             if (ctx->format().minorVersion() >= 2 && extensions.match("GL_KHR_blend_equation_advanced_coherent")) {