diff --git a/include/asm-mips/compat-signal.h b/include/asm-mips/compat-signal.h
index d6e7c3b4119a..20ac29ffa7c8 100644
--- a/include/asm-mips/compat-signal.h
+++ b/include/asm-mips/compat-signal.h
@@ -5,6 +5,8 @@
 #include <linux/compat.h>
 #include <linux/compiler.h>
 
+#include <asm/uaccess.h>
+
 static inline int __copy_conv_sigset_to_user(compat_sigset_t __user *d,
 	const sigset_t *s)
 {