diff --git a/packages/util-stream-browser/package.json b/packages/util-stream-browser/package.json
index 69e0b8f6b8d84..353b6ce0d5922 100644
--- a/packages/util-stream-browser/package.json
+++ b/packages/util-stream-browser/package.json
@@ -22,11 +22,9 @@
     "tslib": "^2.3.0"
   },
   "devDependencies": {
-    "@types/jest": "^26.0.4",
     "@types/node": "^10.0.0",
     "concurrently": "7.0.0",
     "downlevel-dts": "0.7.0",
-    "jest": "^26.1.0",
     "typescript": "~4.3.5",
     "rimraf": "3.0.2"
   },
diff --git a/packages/util-stream-node/package.json b/packages/util-stream-node/package.json
index fc7db533646a8..6f001b9812a1a 100644
--- a/packages/util-stream-node/package.json
+++ b/packages/util-stream-node/package.json
@@ -23,11 +23,9 @@
     "tslib": "^2.3.0"
   },
   "devDependencies": {
-    "@types/jest": "^26.0.4",
     "@types/node": "^10.0.0",
     "concurrently": "7.0.0",
     "downlevel-dts": "0.7.0",
-    "jest": "^26.1.0",
     "typescript": "~4.3.5",
     "rimraf": "3.0.2"
   },