diff --git a/src/platforms/eglstream-kms/server/egl_output.h b/src/platforms/eglstream-kms/server/egl_output.h
index 4dbadfee0bd..6f5a2070752 100644
--- a/src/platforms/eglstream-kms/server/egl_output.h
+++ b/src/platforms/eglstream-kms/server/egl_output.h
@@ -79,7 +79,7 @@ class EGLOutput : public DisplayConfigurationOutput
     uint32_t mode_id;
 
     int dpms_enum_id;
-    uint32_t flags_for_next_flip;
+    uint32_t flags_for_next_flip = 0;
 };
 
 }