diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 8a1a2c0..d0013e0 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -29,28 +29,30 @@ jobs:
     steps:
       - name: Checkout
         uses: actions/checkout@v3
-      - name: Test sql file has no changes an no warning with autocrlf
+      - name: Test files has no changes an no warning with autocrlf
         uses: ./
         id: changed_files_not_expected_autocrlf
         with:
           autocrlf: true
           files: |
-            test/new.txt
-            test/new.sql
-            test/new/.(sql|txt)
+            test/*.txt
+            test/*.sql
+            test/**/*.txt
+            test/**/*.sql
       - name: Display changed files
         if: steps.changed_files_not_expected_autocrlf.outputs.files_changed == 'true'
         run: |
           echo "Changed files (Not expected): ${{ steps.changed_files_not_expected_autocrlf.outputs.changed_files }}"
           exit 1
-      - name: Test sql file has no changes
+      - name: Test files has no changes
         uses: ./
         id: changed_files_not_expected
         with:
           files: |
-            test/new.txt
-            test/new.sql
-            test/new/.(sql|txt)
+            test/*.txt
+            test/*.sql
+            test/**/*.txt
+            test/**/*.sql
       - name: Display changed files
         if: steps.changed_files_not_expected.outputs.files_changed == 'true'
         run: |
@@ -64,9 +66,10 @@ jobs:
         id: changed_files_expected
         with:
           files: |
-            test/new.txt
-            test/new.sql
-            test/new/.(sql|txt)
+            test/*.txt
+            test/*.sql
+            test/**/*.txt
+            test/**/*.sql
       - name: Display changed files
         if: steps.changed_files_expected.outputs.files_changed == 'true'
         run: |
diff --git a/README.md b/README.md
index ad9566c..daa979f 100644
--- a/README.md
+++ b/README.md
@@ -22,7 +22,7 @@ Verify that certain files or directories did or did not change during the workfl
 *   Boolean output for detecting uncommited changes.
 *   List all files that changed during the workflow execution.
 *   Restrict change detection to a subset of files.
-    *   [Regex pattern](https://www.gnu.org/software/grep/manual/grep.html#Regular-Expressions) matching on a subset of files.
+    *   Using [Glob pattern](https://docs.github.com/en/actions/learn-github-actions/workflow-syntax-for-github-actions#filter-pattern-cheat-sheet) matching.
 
 ## Usage
 
@@ -50,11 +50,12 @@ Verify that certain files or directories did or did not change during the workfl
         id: verify-changed-files
         with:
           files: |
-             new.txt
+             *.txt
              test_directory
-             .(py|jpeg)$
-             \.sql$
-             ^(mynewfile|custom)
+             action.yml
+             **/*.py
+             **/*.jpeg
+             *.sql
 
       - name: Run step only when files change.
         if: steps.verify-changed-files.outputs.files_changed == 'true'
diff --git a/action.yml b/action.yml
index b498095..4e0b2b1 100644
--- a/action.yml
+++ b/action.yml
@@ -29,6 +29,12 @@ outputs:
 runs:
   using: 'composite'
   steps:
+    - name: Glob match
+      uses: tj-actions/glob@v7.4
+      id: glob
+      with:
+        files: ${{ inputs.files }}
+        separator: "|"
     - run: |
         bash $GITHUB_ACTION_PATH/entrypoint.sh
       id: verify-changed-files
@@ -39,7 +45,7 @@ runs:
         # INPUT_<VARIABLE_NAME> is not available in Composite run steps
         # https://github.community/t/input-variable-name-is-not-available-in-composite-run-steps/127611
         INPUT_TOKEN: ${{ inputs.token }}
-        INPUT_FILES: ${{ inputs.files }}
+        INPUT_FILES: ${{ steps.glob.outputs.paths }}
         INPUT_AUTO_CRLF: ${{ inputs.autocrlf }}
         INPUT_SEPARATOR: ${{ inputs.separator }}
 
diff --git a/entrypoint.sh b/entrypoint.sh
index c2c8b0e..a00cb1f 100755
--- a/entrypoint.sh
+++ b/entrypoint.sh
@@ -4,16 +4,12 @@ set -e
 
 git config --local core.autocrlf "$INPUT_AUTO_CRLF"
 
-IFS=" " read -r -a ALL_FILES <<< "$(echo "${INPUT_FILES[@]}" | sort -u | tr "\n" " ")"
+echo "Checking for file changes: \"${INPUT_FILES}\"..."
 
-FILES=$(echo "${ALL_FILES[*]}" | awk '{gsub(/ /,"\n"); print $0;}' | awk -v d="|" '{s=(NR==1?s:s d)$0}END{print s}')
-
-echo "Checking for file changes: \"${FILES}\"..."
-
-TRACKED_FILES=$(git diff --diff-filter=ACMUXTR --name-only | grep -E "(${FILES})" | awk -v d="|" '{s=(NR==1?s:s d)$0}END{print s}')
+TRACKED_FILES=$(git diff --diff-filter=ACMUXTR --name-only | grep -E "(${INPUT_FILES})" | awk -v d="|" '{s=(NR==1?s:s d)$0}END{print s}')
 
 # Find untracked changes
-UNTRACKED_FILES=$(git ls-files --others --exclude-standard | grep -E "(${FILES})" | awk -v d="|" '{s=(NR==1?s:s d)$0}END{print s}')
+UNTRACKED_FILES=$(git ls-files --others --exclude-standard | grep -E "(${INPUT_FILES})" | awk -v d="|" '{s=(NR==1?s:s d)$0}END{print s}')
 
 CHANGED_FILES=""