From 9f2968b434040da85e0f88f87e165bdb81c115cd Mon Sep 17 00:00:00 2001
From: Chrilleweb <christian.munknissen@gmail.com>
Date: Sun, 29 Mar 2026 17:06:25 +0200
Subject: [PATCH 1/2] fix: added more to default exclude keys

---
 .changeset/sunny-eyes-admire.md            |  5 +++++
 docs/configuration_and_flags.md            | 10 ++++++++++
 packages/cli/src/core/filterIgnoredKeys.ts | 10 ++++++++++
 3 files changed, 25 insertions(+)
 create mode 100644 .changeset/sunny-eyes-admire.md

diff --git a/.changeset/sunny-eyes-admire.md b/.changeset/sunny-eyes-admire.md
new file mode 100644
index 0000000..340e75d
--- /dev/null
+++ b/.changeset/sunny-eyes-admire.md
@@ -0,0 +1,5 @@
+---
+'dotenv-diff': patch
+---
+
+added more default exclude keys
diff --git a/docs/configuration_and_flags.md b/docs/configuration_and_flags.md
index 78006b8..89c0eb9 100644
--- a/docs/configuration_and_flags.md
+++ b/docs/configuration_and_flags.md
@@ -161,6 +161,16 @@ Specify a comma-separated list of keys to ignore during the comparison other tha
 - `CI`
 - `GITHUB_ACTIONS`
 - `INIT_CWD`
+- `PORT`
+- `PATH`
+- `HOME`
+- `USER`
+- `SHELL`
+- `LANG`
+- `TMP`
+- `TEMP`
+- `TMPDIR`
+- `NODE_PATH`
 
 This is useful when you have certain environment variables that are expected to differ between environments and you want to exclude them from the comparison.
 
diff --git a/packages/cli/src/core/filterIgnoredKeys.ts b/packages/cli/src/core/filterIgnoredKeys.ts
index 3dcdcf7..d36e816 100644
--- a/packages/cli/src/core/filterIgnoredKeys.ts
+++ b/packages/cli/src/core/filterIgnoredKeys.ts
@@ -15,6 +15,16 @@ export const DEFAULT_EXCLUDE_KEYS = [
   'GITHUB_ACTIONS',
   'INIT_CWD',
   'TZ',
+  'PORT',
+  'PATH',
+  'HOME',
+  'USER',
+  'SHELL',
+  'LANG',
+  'TMP',
+  'TEMP',
+  'TMPDIR',
+  'NODE_PATH',
 ];
 
 /**

From b2a1fdeee680f964bf6a1edcaf2f908d54117e2c Mon Sep 17 00:00:00 2001
From: Chrilleweb <christian.munknissen@gmail.com>
Date: Sun, 29 Mar 2026 17:17:58 +0200
Subject: [PATCH 2/2] chore: updated tests

---
 .../cli/test/unit/core/compare/parseAndFilterEnv.test.ts    | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/packages/cli/test/unit/core/compare/parseAndFilterEnv.test.ts b/packages/cli/test/unit/core/compare/parseAndFilterEnv.test.ts
index c232045..f9cdecc 100644
--- a/packages/cli/test/unit/core/compare/parseAndFilterEnv.test.ts
+++ b/packages/cli/test/unit/core/compare/parseAndFilterEnv.test.ts
@@ -223,9 +223,9 @@ BAZ=
   it('handles special characters in values', () => {
     fs.writeFileSync(
       envPath,
-      'URL=https://example.com?foo=bar&baz=qux\nPATH=/usr/local/bin\n',
+      'URL=https://example.com?foo=bar&baz=qux\nDB_PATH=/usr/local/bin\n',
     );
-    fs.writeFileSync(examplePath, 'URL=\nPATH=\n');
+    fs.writeFileSync(examplePath, 'URL=\nDB_PATH=\n');
 
     const opts: ComparisonOptions = {
       checkValues: false,
@@ -237,7 +237,7 @@ BAZ=
     const result = parseAndFilterEnv(envPath, examplePath, opts);
 
     expect(result.current.URL).toContain('https://');
-    expect(result.current.PATH).toBe('/usr/local/bin');
+    expect(result.current.DB_PATH).toBe('/usr/local/bin');
   });
 
   it('handles keys with dots and hyphens', () => {