diff --git a/linux-core/i915_gem.c b/linux-core/i915_gem.c
index 16a1b07e..8fd2b8a6 100644
--- a/linux-core/i915_gem.c
+++ b/linux-core/i915_gem.c
@@ -27,6 +27,7 @@
 
 #include "drmP.h"
 #include "drm.h"
+#include "drm_compat.h"
 #include "i915_drm.h"
 #include "i915_drv.h"