diff --git a/.github/dependabot.yml b/.github/dependabot.yml
index ef0c3077b1..5d3551e825 100644
--- a/.github/dependabot.yml
+++ b/.github/dependabot.yml
@@ -17,6 +17,12 @@ updates:
     directory: "/"
     schedule:
       interval: "weekly"
+    ignore:
+      # Keep this locked to 1.77.6 until
+      # bootstrap 5.3.4 is out to silence
+      # sass deprecation warnings
+      - dependency-name: "sass"
+        versions: ["1.77.*", "1.78.*"]
 
   - package-ecosystem: "bundler"
     directory: "/"
diff --git a/package.json b/package.json
index 50df5b7ab3..bfb3a0a0c6 100644
--- a/package.json
+++ b/package.json
@@ -38,7 +38,7 @@
     "lodash": "^4.17.21",
     "luxon": "^3.5.0",
     "popper.js": "^1.16.1",
-    "sass": "^1.77.8",
+    "sass": "1.77.6",
     "select2": "^4.0.13",
     "select2-bootstrap-5-theme": "^1.3.0",
     "stimulus-rails-nested-form": "^4.1.0",
diff --git a/yarn.lock b/yarn.lock
index 7397250f70..efd225deaa 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -5136,10 +5136,10 @@ safe-regex-test@^1.0.0:
   resolved "https://registry.npmjs.org/safer-buffer/-/safer-buffer-2.1.2.tgz"
   integrity sha512-YZo3K82SD7Riyi0E1EQPojLz7kpepnSQI9IyPbHHg1XXXevb5dJI7tpyN2ADxGcQbHG7vcyRHk0cbwqcQriUtg==
 
-sass@^1.77.8:
-  version "1.77.8"
-  resolved "https://registry.yarnpkg.com/sass/-/sass-1.77.8.tgz#9f18b449ea401759ef7ec1752a16373e296b52bd"
-  integrity sha512-4UHg6prsrycW20fqLGPShtEvo/WyHRVRHwOP4DzkUrObWoWI05QBSfzU71TVB7PFaL104TwNaHpjlWXAZbQiNQ==
+sass@1.77.6:
+  version "1.77.6"
+  resolved "https://registry.yarnpkg.com/sass/-/sass-1.77.6.tgz#898845c1348078c2e6d1b64f9ee06b3f8bd489e4"
+  integrity sha512-ByXE1oLD79GVq9Ht1PeHWCPMPB8XHpBuz1r85oByKHjZY6qV6rWnQovQzXJXuQ/XyE1Oj3iPk3lo28uzaRA2/Q==
   dependencies:
     chokidar ">=3.0.0 <4.0.0"
     immutable "^4.0.0"