diff --git a/browser_patches/deprecated-webkit-mac-10.14/BUILD_NUMBER b/browser_patches/deprecated-webkit-mac-10.14/BUILD_NUMBER
index bc81f491467b8..d40a389c87a04 100644
--- a/browser_patches/deprecated-webkit-mac-10.14/BUILD_NUMBER
+++ b/browser_patches/deprecated-webkit-mac-10.14/BUILD_NUMBER
@@ -1,2 +1,2 @@
-1445
-Changed: lushnikov@chromium.org Thu Jun  3 15:24:06 PDT 2021
+1446
+Changed: lushnikov@chromium.org Mon Jun  7 14:01:01 PDT 2021
diff --git a/browser_patches/deprecated-webkit-mac-10.14/pw_run.sh b/browser_patches/deprecated-webkit-mac-10.14/pw_run.sh
index 7776fa8cac211..ac2c2fb5b5608 100755
--- a/browser_patches/deprecated-webkit-mac-10.14/pw_run.sh
+++ b/browser_patches/deprecated-webkit-mac-10.14/pw_run.sh
@@ -1,4 +1,17 @@
 #!/bin/bash
 
-echo "ERROR: this version of Playwright does not support running WebKit on MacOS 10.14. Please either update MacOS to 10.15+ or use Playwright@v1.11"
+cat << EndOfMessage
+****************************************************************
+****************************************************************
+
+ERROR: MacOS version is too old!
+
+This version of Playwright does not support running
+WebKit on MacOS 10.14. Please either:
+- update your operating system to version 10.15 or higher
+- use Playwright v1.11 or older
+
+****************************************************************
+****************************************************************
+EndOfMessage
 exit 1;