diff --git a/.eslintrc.cjs b/.eslintrc.cjs
index f338dac74..730d31f9b 100644
--- a/.eslintrc.cjs
+++ b/.eslintrc.cjs
@@ -45,6 +45,17 @@ module.exports = {
     // To encourage good usage of RxJS:
     "rxjs/no-exposed-subjects": "error",
     "rxjs/finnish": "error",
+    "import/no-restricted-imports": [
+      "error",
+      {
+        patterns: [
+          {
+            regex: "matrix-js-sdk/src/matrixrtc/.*",
+            message: "Use the matrix-js-sdk/src/matrixrtc entrypoint instead.",
+          },
+        ],
+      },
+    ],
   },
   settings: {
     react: {