diff --git a/src/common/bitstring.c b/src/common/bitstring.c
index 1c85b965def06e72a2c5d31138c79d77447a56ec..355a4e4eb8a5ec40509f71e332ec89ef24d6415b 100644
--- a/src/common/bitstring.c
+++ b/src/common/bitstring.c
@@ -48,6 +48,7 @@
 #include "src/common/bitstring.h"
 #include "src/common/log.h"
 #include "src/common/macros.h"
+#include "src/common/xassert.h"
 #include "src/common/xmalloc.h"
 #include "src/common/xstring.h"