diff --git a/src/main.zig b/src/main.zig
index 6f10ec6..c0699ac 100644
--- a/src/main.zig
+++ b/src/main.zig
@@ -240,6 +240,7 @@ pub fn main() !void {
             continue;
         };
         try stderr.interface.print("on watch: {s}\n", .{path});
+        try stderr.interface.flush();
     }
 
     if (Watcher.interface_type == .polling) {