diff --git a/security/commoncap.c b/security/commoncap.c
index 0ecf4ba..71a166a 100644
--- a/security/commoncap.c
+++ b/security/commoncap.c
@@ -29,6 +29,7 @@
 #include <linux/securebits.h>
 #include <linux/user_namespace.h>
 #include <linux/binfmts.h>
+#include <linux/personality.h>
 
 /*
  * If a non-root user executes a setuid-root binary in