diff --git a/packages/cli/src/config/policy-engine.integration.test.ts b/packages/cli/src/config/policy-engine.integration.test.ts
index 49b603a126..43c9d391f9 100644
--- a/packages/cli/src/config/policy-engine.integration.test.ts
+++ b/packages/cli/src/config/policy-engine.integration.test.ts
@@ -338,6 +338,7 @@ describe('Policy Engine Integration Tests', () => {
           const validPaths = [
             '/home/user/.gemini/tmp/a1b2c3d4e5f6a1b2c3d4e5f6a1b2c3d4e5f6a1b2c3d4e5f6a1b2c3d4e5f6a1b2/plans/my-plan.md',
             '/home/user/.gemini/tmp/a1b2c3d4e5f6a1b2c3d4e5f6a1b2c3d4e5f6a1b2c3d4e5f6a1b2c3d4e5f6a1b2/plans/feature_auth.md',
+            '/home/user/.gemini/tmp/new-temp_dir_123/plans/plan.md', // new style of temp directory
           ];
 
           for (const file_path of validPaths) {
@@ -364,8 +365,8 @@ describe('Policy Engine Integration Tests', () => {
             '/project/src/file.ts', // Workspace
             '/home/user/.gemini/tmp/a1b2c3d4e5f6a1b2c3d4e5f6a1b2c3d4e5f6a1b2c3d4e5f6a1b2c3d4e5f6a1b2/plans/script.js', // Wrong extension
             '/home/user/.gemini/tmp/a1b2c3d4e5f6a1b2c3d4e5f6a1b2c3d4e5f6a1b2c3d4e5f6a1b2c3d4e5f6a1b2/plans/../../../etc/passwd.md', // Path traversal
-            '/home/user/.gemini/tmp/abc123/plans/plan.md', // Invalid hash length
             '/home/user/.gemini/tmp/a1b2c3d4e5f6a1b2c3d4e5f6a1b2c3d4e5f6a1b2c3d4e5f6a1b2c3d4e5f6a1b2/plans/subdir/plan.md', // Subdirectory
+            '/home/user/.gemini/non-tmp/new-temp_dir_123/plans/plan.md', // outside of temp dir
           ];
 
           for (const file_path of invalidPaths) {
diff --git a/packages/core/src/policy/policies/plan.toml b/packages/core/src/policy/policies/plan.toml
index 74f1777747..194680c968 100644
--- a/packages/core/src/policy/policies/plan.toml
+++ b/packages/core/src/policy/policies/plan.toml
@@ -83,4 +83,4 @@ toolName = ["write_file", "replace"]
 decision = "allow"
 priority = 50
 modes = ["plan"]
-argsPattern = "\"file_path\":\"[^\"]+/\\.gemini/tmp/[a-f0-9]{64}/plans/[a-zA-Z0-9_-]+\\.md\""
+argsPattern = "\"file_path\":\"[^\"]+/\\.gemini/tmp/[a-zA-Z0-9_-]+/plans/[a-zA-Z0-9_-]+\\.md\""