diff --git a/ext/libstrawberry-common/core/workerpool.h b/ext/libstrawberry-common/core/workerpool.h
index ff453212..7fceb07b 100644
--- a/ext/libstrawberry-common/core/workerpool.h
+++ b/ext/libstrawberry-common/core/workerpool.h
@@ -19,6 +19,8 @@
 #ifndef WORKERPOOL_H
 #define WORKERPOOL_H
 
+#include "config.h"
+
 #include <cstdio>
 #include <cstddef>