diff --git a/src/window.c b/src/window.c
index 250c303f..424bea53 100644
--- a/src/window.c
+++ b/src/window.c
@@ -549,7 +549,10 @@ GLFWAPI GLFWwindow glfwOpenWindow(int width, int height,
     glfwMakeWindowCurrent(window);
     _glfwPlatformRefreshWindowParams();
 
-    // Get OpenGL version
+    // As these are hard constraints when non-zero, we can simply copy them
+    window->glProfile = wndconfig.glProfile;
+    window->glForward = wndconfig.glForward;
+
     _glfwParseGLVersion(&window->glMajor, &window->glMinor, &window->glRevision);
 
     if (window->glMajor < wndconfig.glMajor ||
@@ -574,26 +577,6 @@ GLFWAPI GLFWwindow glfwOpenWindow(int width, int height,
         }
     }
 
-    if (window->glMajor >= 3)
-    {
-        GLint flags;
-        glGetIntegerv(GL_CONTEXT_FLAGS, &flags);
-
-        if (flags & GL_CONTEXT_FLAG_FORWARD_COMPATIBLE_BIT)
-            window->glForward = GL_TRUE;
-    }
-
-    if (window->glMajor > 3 || (window->glMajor == 3 && window->glMinor >= 2))
-    {
-        GLint mask;
-        glGetIntegerv(GL_CONTEXT_PROFILE_MASK, &mask);
-
-        if (mask & GL_CONTEXT_COMPATIBILITY_PROFILE_BIT)
-            window->glProfile = GLFW_OPENGL_COMPAT_PROFILE;
-        else if (mask & GL_CONTEXT_CORE_PROFILE_BIT)
-            window->glProfile = GLFW_OPENGL_CORE_PROFILE;
-    }
-
     // If full-screen mode was requested, disable mouse cursor
     if (mode == GLFW_FULLSCREEN)
         glfwDisable(window, GLFW_MOUSE_CURSOR);