diff --git a/spa/plugins/support/evl-system.c b/spa/plugins/support/evl-system.c
index ad9ec75bc..8d40cb30b 100644
--- a/spa/plugins/support/evl-system.c
+++ b/spa/plugins/support/evl-system.c
@@ -39,6 +39,7 @@
 #include <spa/support/system.h>
 #include <spa/support/plugin.h>
 #include <spa/utils/type.h>
+#include <spa/utils/result.h>
 
 #define NAME "evl-system"