diff --git a/packages/runtime/package.json b/packages/runtime/package.json
index 63c12b34..7798f307 100644
--- a/packages/runtime/package.json
+++ b/packages/runtime/package.json
@@ -13,7 +13,7 @@
     "@rxjs-debugging/telemetry": "0.0.0",
     "source-map": "0.7.3",
     "stacktrace-js": "2.0.2",
-    "rxjs": "6.6.7"
+    "rxjs": "7.4.0"
   },
   "devDependencies": {
     "@types/jest": "26.0.24",
diff --git a/packages/testbench-nodejs/package.json b/packages/testbench-nodejs/package.json
index d21c9b7c..48e57cf0 100644
--- a/packages/testbench-nodejs/package.json
+++ b/packages/testbench-nodejs/package.json
@@ -8,7 +8,7 @@
     "start": "node -r ts-node/register ./src/node.ts"
   },
   "dependencies": {
-    "rxjs": "6.6.7",
+    "rxjs": "7.4.0",
     "ts-node": "10.2.1",
     "typescript": "4.4.4"
   },
diff --git a/packages/testbench-webpack/package.json b/packages/testbench-webpack/package.json
index 9fdd48fd..203875d8 100644
--- a/packages/testbench-webpack/package.json
+++ b/packages/testbench-webpack/package.json
@@ -9,7 +9,7 @@
   "dependencies": {
     "@rxjs-debugging/runtime-webpack": "0.0.0",
     "html-webpack-plugin": "5.5.0",
-    "rxjs": "6.6.7",
+    "rxjs": "7.4.0",
     "ts-loader": "9.2.6",
     "typescript": "4.4.4",
     "webpack": "5.61.0",
diff --git a/yarn.lock b/yarn.lock
index b3e083fc..5202cb6c 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -8889,7 +8889,14 @@ rxjs-for-await@0.0.2:
   resolved "https://registry.yarnpkg.com/rxjs-for-await/-/rxjs-for-await-0.0.2.tgz#26598a1d6167147cc192172970e7eed4e620384b"
   integrity sha512-IJ8R/ZCFMHOcDIqoABs82jal00VrZx8Xkgfe7TOKoaRPAW5nH/VFlG23bXpeGdrmtqI9UobFPgUKgCuFc7Lncw==
 
-rxjs@6.6.7, rxjs@^6.5.4, rxjs@^6.6.0, rxjs@^6.6.7:
+rxjs@7.4.0:
+  version "7.4.0"
+  resolved "https://registry.yarnpkg.com/rxjs/-/rxjs-7.4.0.tgz#a12a44d7eebf016f5ff2441b87f28c9a51cebc68"
+  integrity sha512-7SQDi7xeTMCJpqViXh8gL/lebcwlp3d831F05+9B44A4B0WfsEwUQHR64gsH1kvJ+Ep/J9K2+n1hVl1CsGN23w==
+  dependencies:
+    tslib "~2.1.0"
+
+rxjs@^6.5.4, rxjs@^6.6.0, rxjs@^6.6.7:
   version "6.6.7"
   resolved "https://registry.yarnpkg.com/rxjs/-/rxjs-6.6.7.tgz#90ac018acabf491bf65044235d5863c4dab804c9"
   integrity sha512-hTdwr+7yYNIT5n4AMYp85KA6yw2Va0FLa3Rguvbpa4W3I5xynaBZo41cM3XM+4Q6fRMj3sBYIR1VAmZMXYJvRQ==
@@ -9878,6 +9885,11 @@ tslib@^1.8.1, tslib@^1.9.0:
   resolved "https://registry.yarnpkg.com/tslib/-/tslib-1.14.1.tgz#cf2d38bdc34a134bcaf1091c41f6619e2f672d00"
   integrity sha512-Xni35NKzjgMrwevysHTCArtLDpPvye8zV/0E4EyYn43P7/7qvQwPh9BGkHewbMulVntbigmcT7rdX3BNo9wRJg==
 
+tslib@~2.1.0:
+  version "2.1.0"
+  resolved "https://registry.yarnpkg.com/tslib/-/tslib-2.1.0.tgz#da60860f1c2ecaa5703ab7d39bc05b6bf988b97a"
+  integrity sha512-hcVC3wYEziELGGmEEXue7D75zbwIIVUMWAVbHItGPx0ziyXxrOMQx4rQEVEV45Ut/1IotuEvwqPopzIOkDMf0A==
+
 tsutils@^3.21.0:
   version "3.21.0"
   resolved "https://registry.yarnpkg.com/tsutils/-/tsutils-3.21.0.tgz#b48717d394cea6c1e096983eed58e9d61715b623"