diff --git a/packages/yoteams-build-core/package-lock.json b/packages/yoteams-build-core/package-lock.json
index e47f53c1..22ae15a7 100644
--- a/packages/yoteams-build-core/package-lock.json
+++ b/packages/yoteams-build-core/package-lock.json
@@ -470,6 +470,15 @@
         }
       }
     },
+    "@types/gulp-dart-sass": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/@types/gulp-dart-sass/-/gulp-dart-sass-1.0.0.tgz",
+      "integrity": "sha512-p7hsWPOPLFZCnEudes6gFTM1R+NFbafKQiEeqojDZUw5FJe8c1i0RWDyvpZ4snWMU4Rx531gWvN5xVQOxLDJSw==",
+      "dev": true,
+      "requires": {
+        "@types/sass": "*"
+      }
+    },
     "@types/gulp-filter": {
       "version": "3.0.33",
       "resolved": "https://registry.npmjs.org/@types/gulp-filter/-/gulp-filter-3.0.33.tgz",
@@ -606,6 +615,15 @@
         }
       }
     },
+    "@types/sass": {
+      "version": "1.16.0",
+      "resolved": "https://registry.npmjs.org/@types/sass/-/sass-1.16.0.tgz",
+      "integrity": "sha512-2XZovu4NwcqmtZtsBR5XYLw18T8cBCnU2USFHTnYLLHz9fkhnoEMoDsqShJIOFsFhn5aJHjweiUUdTrDGujegA==",
+      "dev": true,
+      "requires": {
+        "@types/node": "*"
+      }
+    },
     "@types/through2": {
       "version": "2.0.36",
       "resolved": "https://registry.npmjs.org/@types/through2/-/through2-2.0.36.tgz",
diff --git a/packages/yoteams-build-core/package.json b/packages/yoteams-build-core/package.json
index 7fe981f5..298c98ac 100644
--- a/packages/yoteams-build-core/package.json
+++ b/packages/yoteams-build-core/package.json
@@ -62,6 +62,7 @@
     "@types/fancy-log": "^1.3.1",
     "@types/fs-extra": "^9.0.11",
     "@types/gulp": "^4.0.8",
+    "@types/gulp-dart-sass": "^1.0.0",
     "@types/gulp-filter": "^3.0.33",
     "@types/gulp-if": "0.0.33",
     "@types/gulp-inject": "0.0.33",