diff --git a/src/egl/meson.build b/src/egl/meson.build
index d4da7dbc0bd..3a5a32a6cf9 100644
--- a/src/egl/meson.build
+++ b/src/egl/meson.build
@@ -141,6 +141,9 @@ elif with_platform_windows
   files_egl += files('drivers/wgl/egl_wgl.c')
   incs_for_egl += [inc_wgl, inc_gallium, inc_gallium_aux, inc_mesa, inc_mapi]
   link_for_egl += libgallium_wgl
+
+else
+  error('No EGL driver available.')
 endif
 
 if cc.has_function('mincore')