diff --git a/src/video/x11/SDL_x11opengl.c b/src/video/x11/SDL_x11opengl.c
index 4cad36b83..964d90c94 100644
--- a/src/video/x11/SDL_x11opengl.c
+++ b/src/video/x11/SDL_x11opengl.c
@@ -90,6 +90,9 @@ X11_GL_LoadLibrary(_THIS, const char *path)
         return -1;
     }
 
+    // LoadLibrary may be called before WindowCreate!
+    X11_GL_Initialize(_this);
+    
     /* Load new function pointers */
     _this->gl_data->glXGetProcAddress =
         (void *(*)(const GLubyte *)) GL_LoadFunction(handle,