diff --git a/lib/decoding/osmocom/core/bitvec.c b/lib/decoding/osmocom/core/bitvec.c
index 414c719..f877f21 100644
--- a/lib/decoding/osmocom/core/bitvec.c
+++ b/lib/decoding/osmocom/core/bitvec.c
@@ -36,6 +36,7 @@
  *
  * \file bitvec.c */
 
+#include <stdlib.h>
 #include <errno.h>
 #include <stdint.h>
 #include <string.h>
diff --git a/lib/decoding/osmocom/gsm/a5.c b/lib/decoding/osmocom/gsm/a5.c
index 9f4ede1..223d3ad 100644
--- a/lib/decoding/osmocom/gsm/a5.c
+++ b/lib/decoding/osmocom/gsm/a5.c
@@ -37,7 +37,7 @@
 
 #include <osmocom/gsm/a5.h>
 #include <osmocom/gsm/kasumi.h>
-//#include <osmocom/crypt/auth.h>
+#include <osmocom/crypt/auth.h>
 
 /* Somme OS (like Nuttx) don't have ENOTSUP */
 #ifndef ENOTSUP