diff --git a/package.json b/package.json
index e7a926687..2a2588ede 100644
--- a/package.json
+++ b/package.json
@@ -44,11 +44,11 @@
     "prepare-release": "cross-env npm run changelog && npm run build && npm run doc",
     "release": "standard-version",
     "sass-build-task:scss-compile:bootstrap": "node-sass src/app/modules/angular-slickgrid/styles/slickgrid-theme-bootstrap.scss -o dist/styles/css --output-style compressed",
-    "postsass-build-task:scss-compile:bootstrap": "postcss --use autoprefixer --output dist/styles/css/slickgrid-theme-bootstrap.css dist/styles/css/slickgrid-theme-bootstrap.css --output-style compressed",
+    "postsass-build-task:scss-compile:bootstrap": "postcss --no-map --use autoprefixer --output dist/styles/css/slickgrid-theme-bootstrap.css dist/styles/css/slickgrid-theme-bootstrap.css --output-style compressed",
     "sass-build-task:scss-compile:material": "node-sass src/app/modules/angular-slickgrid/styles/slickgrid-theme-material.scss -o dist/styles/css --output-style compressed",
-    "postsass-build-task:scss-compile:material": "postcss --use autoprefixer --output dist/styles/css/slickgrid-theme-material.css dist/styles/css/slickgrid-theme-material.css --output-style compressed",
+    "postsass-build-task:scss-compile:material": "postcss --no-map --use autoprefixer --output dist/styles/css/slickgrid-theme-material.css dist/styles/css/slickgrid-theme-material.css --output-style compressed",
     "sass-build-task:scss-compile:salesforce": "node-sass src/app/modules/angular-slickgrid/styles/slickgrid-theme-salesforce.scss -o dist/styles/css --output-style compressed",
-    "postsass-build-task:scss-compile:salesforce": "postcss --use autoprefixer --output dist/styles/css/slickgrid-theme-salesforce.css dist/styles/css/slickgrid-theme-salesforce.css --output-style compressed",
+    "postsass-build-task:scss-compile:salesforce": "postcss --no-map --use autoprefixer --output dist/styles/css/slickgrid-theme-salesforce.css dist/styles/css/slickgrid-theme-salesforce.css --output-style compressed",
     "sass:build": "run-p sass-build-task:scss-compile:*",
     "sass:copy": "cross-env copyfiles -f src/app/modules/angular-slickgrid/styles/*.scss dist/styles/sass",
     "presass:watch:bootstrap": "cross-env npm run sass-build-task:scss-compile:bootstrap",