diff --git a/app/rts/package.json b/app/rts/package.json
index 2eb8c905117..04fbfed02ec 100644
--- a/app/rts/package.json
+++ b/app/rts/package.json
@@ -9,11 +9,11 @@
   "devDependencies": {
     "@types/express": "^4.17.11",
     "@types/mongodb": "^3.6.10",
-    "@types/socket.io": "^2.1.13",
     "axios": "^0.21.1",
     "express": "^4.17.1",
     "mongodb": "^3.6.4",
-    "socket.io": "^4.0.0",
+    "socket.io": "^4.1.3",
+    "socket.io-adapter": "^2.3.2",
     "source-map-support": "^0.5.19",
     "typescript": "^4.2.3"
   }
diff --git a/app/rts/yarn.lock b/app/rts/yarn.lock
index 356ca94a9ff..ee6966670b4 100644
--- a/app/rts/yarn.lock
+++ b/app/rts/yarn.lock
@@ -34,17 +34,10 @@
   resolved "https://registry.yarnpkg.com/@types/cookie/-/cookie-0.4.0.tgz#14f854c0f93d326e39da6e3b6f34f7d37513d108"
   integrity sha512-y7mImlc/rNkvCRmg8gC3/lj87S7pTUIJ6QGjwHR9WQJcFs+ZMTOaoPrkdFA/YdbuqVEmEbb5RdhVxMkAcgOnpg==
 
-"@types/cors@^2.8.8":
-  version "2.8.10"
-  resolved "https://registry.yarnpkg.com/@types/cors/-/cors-2.8.10.tgz#61cc8469849e5bcdd0c7044122265c39cec10cf4"
-  integrity sha512-C7srjHiVG3Ey1nR6d511dtDkCEjxuN9W1HWAEjGq8kpcwmNM6JJkpC0xvabM7BXTG2wDq8Eu33iH9aQKa7IvLQ==
-
-"@types/engine.io@*":
-  version "3.1.5"
-  resolved "https://registry.yarnpkg.com/@types/engine.io/-/engine.io-3.1.5.tgz#ed280bec61d6226c0bfcb03f2820c4e65391dac2"
-  integrity sha512-DLVpLEGTEZGBXOYoYoagHSxXkDHONc0fZouF2ayw7Q18aRu1Afwci+1CFKvPpouCUOVWP+dmCaAWpQjswe7kpg==
-  dependencies:
-    "@types/node" "*"
+"@types/cors@^2.8.10":
+  version "2.8.12"
+  resolved "https://registry.yarnpkg.com/@types/cors/-/cors-2.8.12.tgz#6b2c510a7ad7039e98e7b8d3d6598f4359e5c080"
+  integrity sha512-vt+kDhq/M2ayberEtJcIN/hxXy1Pk+59g2FV/ZQceeaTyCtCucjL2Q7FXlFjtWn4n15KCr1NE2lNNFhp0lEThw==
 
 "@types/express-serve-static-core@^4.17.18":
   version "4.17.19"
@@ -106,22 +99,6 @@
     "@types/mime" "^1"
     "@types/node" "*"
 
-"@types/socket.io-parser@*":
-  version "2.2.1"
-  resolved "https://registry.yarnpkg.com/@types/socket.io-parser/-/socket.io-parser-2.2.1.tgz#dc94aed303839487f4975249a32a548109ea3647"
-  integrity sha512-+JNb+7N7tSINyXPxAJb62+NcpC1x/fPn7z818W4xeNCdPTp6VsO/X8fCsg6+ug4a56m1v9sEiTIIUKVupcHOFQ==
-  dependencies:
-    "@types/node" "*"
-
-"@types/socket.io@^2.1.13":
-  version "2.1.13"
-  resolved "https://registry.yarnpkg.com/@types/socket.io/-/socket.io-2.1.13.tgz#b6d694234e99956c96ff99e197eda824b6f9dc48"
-  integrity sha512-JRgH3nCgsWel4OPANkhH8TelpXvacAJ9VeryjuqCDiaVDMpLysd6sbt0dr6Z15pqH3p2YpOT3T1C5vQ+O/7uyg==
-  dependencies:
-    "@types/engine.io" "*"
-    "@types/node" "*"
-    "@types/socket.io-parser" "*"
-
 accepts@~1.3.4, accepts@~1.3.7:
   version "1.3.7"
   resolved "https://registry.yarnpkg.com/accepts/-/accepts-1.3.7.tgz#531bc726517a3b2b41f850021c6cc15eaab507cd"
@@ -282,10 +259,10 @@ engine.io-parser@~4.0.0:
   dependencies:
     base64-arraybuffer "0.1.4"
 
-engine.io@~5.0.0:
-  version "5.0.0"
-  resolved "https://registry.yarnpkg.com/engine.io/-/engine.io-5.0.0.tgz#470dc94a8a4907fa4d2cd1fa6611426afcee61bf"
-  integrity sha512-BATIdDV3H1SrE9/u2BAotvsmjJg0t1P4+vGedImSs1lkFAtQdvk4Ev1y4LDiPF7BPWgXWEG+NDY+nLvW3UrMWw==
+engine.io@~5.1.1:
+  version "5.1.1"
+  resolved "https://registry.yarnpkg.com/engine.io/-/engine.io-5.1.1.tgz#a1f97e51ddf10cbd4db8b5ff4b165aad3760cdd3"
+  integrity sha512-aMWot7H5aC8L4/T8qMYbLdvKlZOdJTH54FxfdFunTGvhMx1BHkJOntWArsVfgAZVwAO9LC2sryPWRcEeUzCe5w==
   dependencies:
     accepts "~1.3.4"
     base64id "2.0.0"
@@ -630,12 +607,12 @@ setprototypeof@1.1.1:
   resolved "https://registry.yarnpkg.com/setprototypeof/-/setprototypeof-1.1.1.tgz#7e95acb24aa92f5885e0abef5ba131330d4ae683"
   integrity sha512-JvdAWfbXeIGaZ9cILp38HntZSFSo3mWg6xGcJJsd+d4aRMOqauag1C63dJfDw7OaMYwEbHMOxEZ1lqVRYP2OAw==
 
-socket.io-adapter@~2.2.0:
-  version "2.2.0"
-  resolved "https://registry.yarnpkg.com/socket.io-adapter/-/socket.io-adapter-2.2.0.tgz#43af9157c4609e74b8addc6867873ac7eb48fda2"
-  integrity sha512-rG49L+FwaVEwuAdeBRq49M97YI3ElVabJPzvHT9S6a2CWhDKnjSFasvwAwSYPRhQzfn4NtDIbCaGYgOCOU/rlg==
+socket.io-adapter@^2.3.2, socket.io-adapter@~2.3.1:
+  version "2.3.2"
+  resolved "https://registry.yarnpkg.com/socket.io-adapter/-/socket.io-adapter-2.3.2.tgz#039cd7c71a52abad984a6d57da2c0b7ecdd3c289"
+  integrity sha512-PBZpxUPYjmoogY0aoaTmo1643JelsaS1CiAwNjRVdrI0X9Seuc19Y2Wife8k88avW6haG8cznvwbubAZwH4Mtg==
 
-socket.io-parser@~4.0.3:
+socket.io-parser@~4.0.4:
   version "4.0.4"
   resolved "https://registry.yarnpkg.com/socket.io-parser/-/socket.io-parser-4.0.4.tgz#9ea21b0d61508d18196ef04a2c6b9ab630f4c2b0"
   integrity sha512-t+b0SS+IxG7Rxzda2EVvyBZbvFPBCjJoyHuE0P//7OAsN23GItzDRdWa6ALxZI/8R5ygK7jAR6t028/z+7295g==
@@ -644,20 +621,20 @@ socket.io-parser@~4.0.3:
     component-emitter "~1.3.0"
     debug "~4.3.1"
 
-socket.io@^4.0.0:
-  version "4.0.1"
-  resolved "https://registry.yarnpkg.com/socket.io/-/socket.io-4.0.1.tgz#d2e01cf3780d810b66182b3fbef08a04a4ccf924"
-  integrity sha512-g8eZB9lV0f4X4gndG0k7YZAywOg1VxYgCUspS4V+sDqsgI/duqd0AW84pKkbGj/wQwxrqrEq+VZrspRfTbHTAQ==
+socket.io@^4.1.3:
+  version "4.1.3"
+  resolved "https://registry.yarnpkg.com/socket.io/-/socket.io-4.1.3.tgz#d114328ef27ab31b889611792959c3fa6d502500"
+  integrity sha512-tLkaY13RcO4nIRh1K2hT5iuotfTaIQw7cVIe0FUykN3SuQi0cm7ALxuyT5/CtDswOMWUzMGTibxYNx/gU7In+Q==
   dependencies:
     "@types/cookie" "^0.4.0"
-    "@types/cors" "^2.8.8"
+    "@types/cors" "^2.8.10"
     "@types/node" ">=10.0.0"
     accepts "~1.3.4"
     base64id "~2.0.0"
     debug "~4.3.1"
-    engine.io "~5.0.0"
-    socket.io-adapter "~2.2.0"
-    socket.io-parser "~4.0.3"
+    engine.io "~5.1.1"
+    socket.io-adapter "~2.3.1"
+    socket.io-parser "~4.0.4"
 
 source-map-support@^0.5.19:
   version "0.5.19"