diff --git a/src/tui/tui.zig b/src/tui/tui.zig
index 2061852..f31369e 100644
--- a/src/tui/tui.zig
+++ b/src/tui/tui.zig
@@ -543,6 +543,9 @@ fn receive_safe(self: *Self, from: tp.pid_ref, m: tp.message) !void {
     if (try m.match(.{ "PRJ", tp.more })) // drop late project manager query responses
         return;
 
+    if (try m.match(.{ "DIFF", tp.more })) // drop late diff responses
+        return;
+
     if (try m.match(.{"INPUT_IDLE"})) {
         if (self.input_idle_timer) |*t| t.deinit();
         self.input_idle_timer = null;