diff --git a/.github/workflows/unit-tests-workflow-for-customImportMap.yml b/.github/workflows/unit-tests-workflow-for-customImportMap.yml
index 1fced466..bc8c26e1 100644
--- a/.github/workflows/unit-tests-workflow-for-customImportMap.yml
+++ b/.github/workflows/unit-tests-workflow-for-customImportMap.yml
@@ -2,21 +2,38 @@ name: Unit tests workflow
 on:
   push:
     branches:
-      - main
+      - "*"
+      - "feature/**"
+    paths:
+      - src/plugins/custom_import_map/**
+      - .github/workflows/unit-tests-workflow-for-customImportMap.yml
   pull_request:
     branches:
-      - main
+      - "*"
+      - "feature/**"
+    paths:
+      - src/plugins/custom_import_map/**
+      - .github/workflows/unit-tests-workflow-for-customImportMap.yml
 
 env:
   OPENSEARCH_DASHBOARDS_VERSION: '2.0'
 jobs:
   tests:
+    strategy:
+      matrix:
+        os: [ ubuntu-latest, windows-latest, macos-latest ]
+
     name: Run unit tests
-    runs-on: ubuntu-latest
+    runs-on: ${{ matrix.os }}
     steps:
       - name: Checkout Plugin
         uses: actions/checkout@v2
 
+      # Enable longer filenames for windows
+      - name: Enable longer filenames
+        if: ${{ matrix.os == 'windows-latest' }}
+        run: git config --system core.longpaths true
+
       - name: Checkout OpenSearch Dashboards
         uses: actions/checkout@v2
         with:
@@ -50,10 +67,12 @@ jobs:
           cd OpenSearch-Dashboards/plugins/src/plugins/custom_import_map
           yarn osd bootstrap
 
-      - name: Run tests
+      - name: Run tests with coverage
         run: |
           cd OpenSearch-Dashboards/plugins/src/plugins/custom_import_map
           yarn run test:jest --coverage
 
       - name: Uploads coverage
         uses: codecov/codecov-action@v1
+
+
diff --git a/src/plugins/custom_import_map/package.json b/src/plugins/custom_import_map/package.json
index ce4a8f50..c08f1c28 100644
--- a/src/plugins/custom_import_map/package.json
+++ b/src/plugins/custom_import_map/package.json
@@ -8,7 +8,7 @@
     "lint": "yarn run lint:es && yarn run lint:style",
     "lint:es": "node ../../../../scripts/eslint",
     "lint:style": "node ../../../../scripts/stylelint",
-    "test:jest": "TZ=UTC ../../../../node_modules/.bin/jest --config ./test/jest.config.js"
+    "test:jest": "../../../../node_modules/.bin/jest --config ./test/jest.config.js"
   },
   "husky": {
     "hooks": {
diff --git a/src/plugins/custom_import_map/test/jest.config.js b/src/plugins/custom_import_map/test/jest.config.js
index 80ea0c30..53d38049 100644
--- a/src/plugins/custom_import_map/test/jest.config.js
+++ b/src/plugins/custom_import_map/test/jest.config.js
@@ -2,7 +2,7 @@
  * Copyright OpenSearch Contributors
  * SPDX-License-Identifier: Apache-2.0
  */
-
+process.env.TZ = 'UTC';
 module.exports = {
   rootDir: '../',
   setupFiles: [