diff --git a/src/glx/glxext.c b/src/glx/glxext.c
index 8770863eb7c..537f0af112c 100644
--- a/src/glx/glxext.c
+++ b/src/glx/glxext.c
@@ -886,10 +886,11 @@ __glXInitialize(Display * dpy)
    Bool zink = False;
    Bool try_zink = False;
 
+   const char *env = getenv("MESA_LOADER_DRIVER_OVERRIDE");
+
 #if defined(GLX_DIRECT_RENDERING) && (!defined(GLX_USE_APPLEGL) || defined(GLX_USE_APPLE))
    Bool glx_direct = !debug_get_bool_option("LIBGL_ALWAYS_INDIRECT", false);
    Bool glx_accel = !debug_get_bool_option("LIBGL_ALWAYS_SOFTWARE", false);
-   const char *env = getenv("MESA_LOADER_DRIVER_OVERRIDE");
 
    zink = env && !strcmp(env, "zink");
    try_zink = False;