diff --git a/src/mesa/main/texgetimage.c b/src/mesa/main/texgetimage.c
index e43f33677fd..d6ec4c52949 100644
--- a/src/mesa/main/texgetimage.c
+++ b/src/mesa/main/texgetimage.c
@@ -1969,7 +1969,7 @@ _mesa_GetCompressedTextureImage(GLuint texture, GLint level,
 }
 
 
-void APIENTRY
+void GLAPIENTRY
 _mesa_GetCompressedTextureSubImage(GLuint texture, GLint level,
                                    GLint xoffset, GLint yoffset,
                                    GLint zoffset, GLsizei width,