diff --git a/bin/install.js b/bin/install.js
index c65b7ac52..a8dee4cb7 100755
--- a/bin/install.js
+++ b/bin/install.js
@@ -919,10 +919,10 @@ function convertClaudeToWindsurfMarkdown(content) {
   converted = converted.replace(/subagent_type="general-purpose"/g, 'subagent_type="generalPurpose"');
   converted = converted.replace(/\$ARGUMENTS\b/g, '{{GSD_ARGS}}');
   // Replace project-level Claude conventions with Windsurf equivalents
-  converted = converted.replace(/`\.\/CLAUDE\.md`/g, '`.windsurf/rules/`');
-  converted = converted.replace(/\.\/CLAUDE\.md/g, '.windsurf/rules/');
-  converted = converted.replace(/`CLAUDE\.md`/g, '`.windsurf/rules/`');
-  converted = converted.replace(/\bCLAUDE\.md\b/g, '.windsurf/rules/');
+  converted = converted.replace(/`\.\/CLAUDE\.md`/g, '`.windsurf/rules`');
+  converted = converted.replace(/\.\/CLAUDE\.md/g, '.windsurf/rules');
+  converted = converted.replace(/`CLAUDE\.md`/g, '`.windsurf/rules`');
+  converted = converted.replace(/\bCLAUDE\.md\b/g, '.windsurf/rules');
   converted = converted.replace(/\.claude\/skills\//g, '.windsurf/skills/');
   // Remove Claude Code-specific bug workarounds before brand replacement
   converted = converted.replace(/\*\*Known Claude Code bug \(classifyHandoffIfNeeded\):\*\*[^\n]*\n/g, '');
@@ -3127,7 +3127,7 @@ function copyWithPathReplacement(srcDir, destDir, pathPrefix, runtime, isCommand
       let jsContent = fs.readFileSync(srcPath, 'utf8');
       jsContent = jsContent.replace(/gsd:/gi, 'gsd-');
       jsContent = jsContent.replace(/\.claude\/skills\//g, '.windsurf/skills/');
-      jsContent = jsContent.replace(/CLAUDE\.md/g, '.windsurf/rules/');
+      jsContent = jsContent.replace(/CLAUDE\.md/g, '.windsurf/rules');
       jsContent = jsContent.replace(/\bClaude Code\b/g, 'Windsurf');
       fs.writeFileSync(destPath, jsContent);
     } else {
diff --git a/tests/windsurf-conversion.test.cjs b/tests/windsurf-conversion.test.cjs
index 06834d5c9..3df82ed1b 100644
--- a/tests/windsurf-conversion.test.cjs
+++ b/tests/windsurf-conversion.test.cjs
@@ -105,10 +105,11 @@ describe('convertClaudeToWindsurfMarkdown', () => {
     assert.ok(!result.includes('Claude Code'), 'original brand removed');
   });
 
-  test('replaces CLAUDE.md with .windsurf/rules/', () => {
+  test('replaces CLAUDE.md with .windsurf/rules (no trailing slash)', () => {
     const input = 'See `CLAUDE.md` for configuration. Also check ./CLAUDE.md file.';
     const result = convertClaudeToWindsurfMarkdown(input);
-    assert.ok(result.includes('.windsurf/rules/'), 'CLAUDE.md replaced');
+    assert.ok(result.includes('.windsurf/rules'), 'CLAUDE.md replaced');
+    assert.ok(!result.includes('.windsurf/rules/'), 'no trailing slash (Node v25 compat)');
   });
 
   test('replaces .claude/skills/ with .windsurf/skills/', () => {