diff --git a/.github/workflows/linter.yml b/.github/workflows/linter.yml
index 143f6ac4..9bb67a3d 100644
--- a/.github/workflows/linter.yml
+++ b/.github/workflows/linter.yml
@@ -6,21 +6,20 @@ jobs:
   cpp-linter:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
-      - uses: cpp-linter/cpp-linter-action@v2
+      - uses: actions/checkout@v4
+      - uses: cpp-linter/cpp-linter-action@main
         id: linter
+        continue-on-error: true
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
         with:
-          style: file
-          # The following value will only update a single comment
-          # in a pull request's thread. Set it to false to disable the comment.
-          # Set it to true to post a new comment (and delete the old comment).
-          # thread-comments: ${{ github.event_name == 'pull_request' && 'update' }}
-          thread-comments: ${{ github.event_name == 'push' && 'update' }}
+          style: ''
+          files-changed-only: false
+          ignore: crypto
 
       - name: Fail fast?!
-        if: steps.linter.outputs.checks-failed > 0
-        run: echo "Some files failed the linting checks!"
+        if: steps.linter.outputs.checks-failed != 0
+        run: |
+          echo "some linter checks failed. ${{ steps.linter.outputs.checks-failed }}"
         # for actual deployment
         # run: exit 1
\ No newline at end of file
diff --git a/README.md b/README.md
index 3d0b4c1f..bd3ee4fd 100644
--- a/README.md
+++ b/README.md
@@ -3,6 +3,7 @@
 [![Build](https://github.com/samsung/mtower/workflows/Build/badge.svg)](https://github.com/samsung/mtower/actions?query=workflow%3ABuild)
 [![CII Best Practices](https://bestpractices.coreinfrastructure.org/projects/6108/badge)](https://bestpractices.coreinfrastructure.org/projects/6108)
 [![OpenSSF Scorecard](https://api.securityscorecards.dev/projects/github.com/Samsung/mTower/badge)](https://api.securityscorecards.dev/projects/github.com/Samsung/mTower)
+[![cpp-linter](https://github.com/cpp-linter/cpp-linter-action/actions/workflows/cpp-linter.yml/badge.svg)](https://github.com/cpp-linter/cpp-linter-action/actions/workflows/cpp-linter.yml)
 [![RepoSize](https://img.shields.io/github/repo-size/samsung/mtower.svg)](https://github.com/samsung/mtower)
 [![Release](https://img.shields.io/github/v/release/samsung/mtower.svg)](https://github.com/samsung/mtower/releases)
 [![LICENSE](https://img.shields.io/github/license/samsung/mtower.svg)](https://github.com/samsung/mtower/blob/master/LICENSE)
diff --git a/apps/hello_world/ca/hello_world_ns.c b/apps/hello_world/ca/hello_world_ns.c
index 8e2a0dce..7e1af7f5 100644
--- a/apps/hello_world/ca/hello_world_ns.c
+++ b/apps/hello_world/ca/hello_world_ns.c
@@ -29,7 +29,7 @@
 #include <stdio.h>
 #include <string.h>
 
-#include <tee_client_api.h>
+#include "tee_client_api.h"
 
 /* To the the UUID (found the the TA's h-file(s)) */
 #include <hello_world_ta.h>
diff --git a/tools/ecdsa_keygen.c b/tools/ecdsa_keygen.c
index 96bc164e..2955fc60 100644
--- a/tools/ecdsa_keygen.c
+++ b/tools/ecdsa_keygen.c
@@ -75,11 +75,11 @@ typedef struct Message_Struct {
 
 /* Private Data. */
 /* All static data definitions appear here. */
-uint32_t key[] =
+const uint32_t key[] =
   { 0x78563412, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000,
       0x00000000, 0xefcdac00 };
 
-uint32_t iv[] =
+const uint32_t iv[] =
   { 0x78563412, 0x00000000, 0x00000000, 0xefcdac00 };
 
 /* Public Data. */
@@ -374,7 +374,7 @@ int main(int argc, char * argv[])
   }
   fclose(fd);
 
-exit:
+// exit:
   BN_free(x);
   BN_free(y);
   EC_GROUP_free(ecgroup);