diff --git a/packages/material-ui-styled-engine/package.json b/packages/material-ui-styled-engine/package.json
index 2899b04f607db8..55eacf1c4633b6 100644
--- a/packages/material-ui-styled-engine/package.json
+++ b/packages/material-ui-styled-engine/package.json
@@ -38,20 +38,10 @@
     "typescript": "tslint -p tsconfig.json \"{src,test}/**/*.{spec,d}.{ts,tsx}\" && tsc -p tsconfig.json"
   },
   "dependencies": {
-    "@babel/runtime": "^7.4.4"
-  },
-  "peerDependencies": {
+    "@babel/runtime": "^7.4.4",
     "@emotion/core": "^10.0.27",
     "@emotion/styled": "^10.0.27"
   },
-  "peerDependenciesMeta": {
-    "@emotion/core": {
-      "optional": true
-    },
-    "@emotion/styled": {
-      "optional": true
-    }
-  },
   "sideEffects": false,
   "publishConfig": {
     "access": "public"
diff --git a/packages/material-ui/package.json b/packages/material-ui/package.json
index 78ae0828e70a41..6384b4f517298b 100644
--- a/packages/material-ui/package.json
+++ b/packages/material-ui/package.json
@@ -41,8 +41,6 @@
     "typescript": "tslint -p tsconfig.json \"{src,test}/**/*.{spec,d}.{ts,tsx}\" && tsc -p tsconfig.json && tsc -p tsconfig.build.json"
   },
   "peerDependencies": {
-    "@emotion/core": "^10.0.27",
-    "@emotion/styled": "^10.0.27",
     "@types/react": "^16.8.6 || ^17.0.0",
     "react": "^16.8.0 || ^17.0.0",
     "react-dom": "^16.8.0 || ^17.0.0"
@@ -50,12 +48,6 @@
   "peerDependenciesMeta": {
     "@types/react": {
       "optional": true
-    },
-    "@emotion/core": {
-      "optional": true
-    },
-    "@emotion/styled": {
-      "optional": true
     }
   },
   "dependencies": {