diff --git a/src/util/libdrm.h b/src/util/libdrm.h
index 4bfe1d20166..d8ef0b55182 100644
--- a/src/util/libdrm.h
+++ b/src/util/libdrm.h
@@ -27,6 +27,9 @@
  * the proliferation of #ifdef'ery to support environments without libdrm.
  */
 
+#ifndef LIBDRM_H
+#define LIBDRM_H
+
 #ifdef HAVE_LIBDRM
 #include <xf86drm.h>
 #else
@@ -147,3 +150,5 @@ static inline void
 drmFreeVersion(struct _drmVersion *v) {}
 
 #endif
+
+#endif