diff --git a/app/hwcrypto/caam.c b/app/hwcrypto/caam.c
index 0d6f908..2db6173 100644
--- a/app/hwcrypto/caam.c
+++ b/app/hwcrypto/caam.c
@@ -37,6 +37,7 @@
 #include <stdlib.h>
 #include <string.h>
 #include <sys/mman.h>
+#include <trusty/sys/mman.h>
 #include <uapi/err.h>
 
 #include <imx-regs.h>