diff --git a/package-lock.json b/package-lock.json
index dffe671c5..5e7c4d0dd 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -108,7 +108,7 @@
         "redux-mock-store": "1.5.4",
         "redux-thunk": "2.4.2",
         "regenerator-runtime": "0.13.9",
-        "sass": "1.77.8",
+        "sass": "1.78.0",
         "sass-loader": "10.5.2",
         "scratch-gui": "4.0.18",
         "scratch-l10n": "3.18.293",
@@ -22330,9 +22330,9 @@
       "license": "MIT"
     },
     "node_modules/sass": {
-      "version": "1.77.8",
-      "resolved": "https://registry.npmjs.org/sass/-/sass-1.77.8.tgz",
-      "integrity": "sha512-4UHg6prsrycW20fqLGPShtEvo/WyHRVRHwOP4DzkUrObWoWI05QBSfzU71TVB7PFaL104TwNaHpjlWXAZbQiNQ==",
+      "version": "1.78.0",
+      "resolved": "https://registry.npmjs.org/sass/-/sass-1.78.0.tgz",
+      "integrity": "sha512-AaIqGSrjo5lA2Yg7RvFZrlXDBCp3nV4XP73GrLGvdRWWwk+8H3l0SDvq/5bA4eF+0RFPLuWUk3E+P1U/YqnpsQ==",
       "dev": true,
       "license": "MIT",
       "dependencies": {
diff --git a/package.json b/package.json
index e686446ae..587827d52 100644
--- a/package.json
+++ b/package.json
@@ -143,7 +143,7 @@
     "redux-mock-store": "1.5.4",
     "redux-thunk": "2.4.2",
     "regenerator-runtime": "0.13.9",
-    "sass": "1.77.8",
+    "sass": "1.78.0",
     "sass-loader": "10.5.2",
     "scratch-gui": "4.0.18",
     "scratch-l10n": "3.18.293",