diff --git a/src/version.h.in b/src/version.h.in
index 1ed86c116..2fe666387 100644
--- a/src/version.h.in
+++ b/src/version.h.in
@@ -16,6 +16,8 @@
 #ifndef LY_VERSION_H_
 #define LY_VERSION_H_
 
+#include "ly_config.h"
+
 #ifdef __cplusplus
 extern "C" {
 #endif