diff --git a/services/real-time/package-lock.json b/services/real-time/package-lock.json
index a56634e4c2..986ccbf6ca 100644
--- a/services/real-time/package-lock.json
+++ b/services/real-time/package-lock.json
@@ -5229,13 +5229,13 @@
       }
     },
     "socket.io": {
-      "version": "https://github.com/overleaf/socket.io/archive/0.9.19-overleaf-3.tar.gz",
-      "integrity": "sha512-x07f3i4f3/CXaTBpUT/mH4JtYf3xjZWO0tvIB43Nn8OnzeRhMaKxhMZWcLQxfPdcaAyvafwLeM06fiDpHCaIYw==",
+      "version": "https://github.com/overleaf/socket.io/archive/0.9.19-overleaf-4.tar.gz",
+      "integrity": "sha512-jWgdvVEbPioarWhfKvmtFf9miv/TYMePwrWO+r3WlVF+07nPkWY+OK0y0Lob5shC/dTLqwyG9ajw49+ObC8s/A==",
       "requires": {
         "base64id": "0.1.0",
         "policyfile": "0.0.4",
         "redis": "0.7.3",
-        "socket.io-client": "https://github.com/overleaf/socket.io-client/archive/0.9.17-overleaf-2.tar.gz"
+        "socket.io-client": "https://github.com/overleaf/socket.io-client/archive/0.9.17-overleaf-3.tar.gz"
       },
       "dependencies": {
         "redis": {
@@ -5247,8 +5247,8 @@
       }
     },
     "socket.io-client": {
-      "version": "https://github.com/overleaf/socket.io-client/archive/0.9.17-overleaf-2.tar.gz",
-      "integrity": "sha512-u8jEVctc4nFrN1JfjLeFjSSxXxGYo6hHxYW4rhv6aeoiaWkTmdaUzaG1YkDfSwBG/TXmdHx32UJB4fClmz8IEg==",
+      "version": "https://github.com/overleaf/socket.io-client/archive/0.9.17-overleaf-3.tar.gz",
+      "integrity": "sha512-EtKV6qGQjG/DwMXfLAiS559f07xjPVavYZ+amYwiEZ0FUHdLObuGH3zvoxghjbI6l8gFTflQhGt1foiHIGnDKg==",
       "requires": {
         "active-x-obfuscator": "0.0.1",
         "uglify-js": "1.2.5",
diff --git a/services/real-time/package.json b/services/real-time/package.json
index f928169ab6..144608eaae 100644
--- a/services/real-time/package.json
+++ b/services/real-time/package.json
@@ -32,8 +32,8 @@
     "redis-sharelatex": "^1.0.13",
     "request": "^2.88.2",
     "settings-sharelatex": "^1.1.0",
-    "socket.io": "https://github.com/overleaf/socket.io/archive/0.9.19-overleaf-3.tar.gz",
-    "socket.io-client": "https://github.com/overleaf/socket.io-client/archive/0.9.17-overleaf-2.tar.gz"
+    "socket.io": "https://github.com/overleaf/socket.io/archive/0.9.19-overleaf-4.tar.gz",
+    "socket.io-client": "https://github.com/overleaf/socket.io-client/archive/0.9.17-overleaf-3.tar.gz"
   },
   "devDependencies": {
     "bunyan": "~0.22.3",