diff --git a/src/compat.h b/src/compat.h
index 126dcd7..93de081 100644
--- a/src/compat.h
+++ b/src/compat.h
@@ -1,6 +1,8 @@
 // basic headers
 #define _GNU_SOURCE /* really just for strndup */
 
+#include "config.h"
+
 #ifdef HAVE_STDBOOL_H
 # include <stdbool.h>
 #else