diff --git a/packages/preview-service/package.json b/packages/preview-service/package.json
index 850f91dc7c..48c03efda1 100644
--- a/packages/preview-service/package.json
+++ b/packages/preview-service/package.json
@@ -21,7 +21,7 @@
   "dependencies": {
     "@speckle/objectloader": "workspace:^",
     "@speckle/shared": "workspace:^",
-    "@speckle/viewer": "workspace:^",
+    "@speckle/viewer": "2.17.8",
     "cookie-parser": "~1.4.4",
     "crypto": "^1.0.1",
     "express": "~4.17.3",
diff --git a/yarn.lock b/yarn.lock
index 0af62f2933..9f6568d19a 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -13793,7 +13793,7 @@ __metadata:
     "@babel/core": ^7.17.5
     "@speckle/objectloader": "workspace:^"
     "@speckle/shared": "workspace:^"
-    "@speckle/viewer": "workspace:^"
+    "@speckle/viewer": 2.17.8
     babel-loader: ^8.2.2
     clean-webpack-plugin: ^4.0.0-alpha.0
     cookie-parser: ~1.4.4