diff --git a/shared/weston-assert.h b/shared/weston-assert.h
index f637aa745..f0fb85612 100644
--- a/shared/weston-assert.h
+++ b/shared/weston-assert.h
@@ -29,6 +29,7 @@
 #include <stdlib.h>
 #include <stdarg.h>
 #include <string.h>
+#include <stdbool.h>
 
 struct weston_compositor;