diff --git a/examples/package.json b/examples/package.json
index 6a3812f..f56be42 100644
--- a/examples/package.json
+++ b/examples/package.json
@@ -8,7 +8,7 @@
     "connect-restreamer": "~1.0.0",
     "request": "~2.88.0",
     "socket.io": "~0.9.16",
-    "socket.io-client": "~0.9.16",
+    "socket.io-client": "~4.8.0",
     "sse": "0.0.8"
   }
 }
diff --git a/package-lock.json b/package-lock.json
index d614b95..3f15ef1 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -130,6 +130,12 @@
         "to-fast-properties": "^2.0.0"
       }
     },
+    "@socket.io/component-emitter": {
+      "version": "3.1.2",
+      "resolved": "https://registry.npmjs.org/@socket.io/component-emitter/-/component-emitter-3.1.2.tgz",
+      "integrity": "sha512-9BCxFwvbGg/RsZK9tjXd8s4UcwR0MWeFQ1XEKIQVVvAGJyINdrqKMcTRyLoK8Rse1GjzLV9cwjWV1olXRWEXVA==",
+      "dev": true
+    },
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       "version": "1.3.7",
       "resolved": "https://registry.npmjs.org/accepts/-/accepts-1.3.7.tgz",
@@ -230,7 +236,7 @@
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       "resolved": "https://registry.npmjs.org/backo2/-/backo2-1.0.2.tgz",
-      "integrity": "sha1-MasayLEpNjRj41s+u2n038+6eUc=",
+      "integrity": "sha512-zj6Z6M7Eq+PBZ7PQxl5NT665MvJdAkzp0f60nAJ+sLaSCBPMwVak5ZegFbgVCzFcCJTKFoMizvM5Ld7+JrRJHA==",
       "dev": true
     },
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@@ -254,7 +260,7 @@
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       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/better-assert/-/better-assert-1.0.2.tgz",
-      "integrity": "sha1-QIZrnhueC1W0gYlDEeaPr/rrxSI=",
+      "integrity": "sha512-bYeph2DFlpK1XmGs6fvlLRUN29QISM3GBuUwSFsMY2XRx4AvC0WNCS57j4c/xGrK2RS24C1w3YoBOsw9fT46tQ==",
       "dev": true,
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@@ -303,7 +309,7 @@
     "callsite": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/callsite/-/callsite-1.0.0.tgz",
-      "integrity": "sha1-KAOY5dZkvXQDi28JBRU+borxvCA=",
+      "integrity": "sha512-0vdNRFXn5q+dtOqjfFtmtlI9N2eVZ7LMyEV2iKC5mEEFvSg/69Ml6b/WU2qF8W1nLRa0wiSrDT3Y5jOHZCwKPQ==",
       "dev": true
     },
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@@ -381,7 +387,7 @@
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       "resolved": "https://registry.npmjs.org/component-bind/-/component-bind-1.0.0.tgz",
-      "integrity": "sha1-AMYIq33Nk4l8AAllGx06jh5zu9E=",
+      "integrity": "sha512-WZveuKPeKAG9qY+FkYDeADzdHyTYdIboXS59ixDeRJL5ZhxpqUnxSOwop4FQjMsiYm3/Or8cegVbpAHNA7pHxw==",
       "dev": true
     },
     "component-emitter": {
@@ -393,7 +399,7 @@
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       "resolved": "https://registry.npmjs.org/component-inherit/-/component-inherit-0.0.3.tgz",
-      "integrity": "sha1-ZF/ErfWLcrZJ1crmUTVhnbJv8UM=",
+      "integrity": "sha512-w+LhYREhatpVqTESyGFg3NlP6Iu0kEKUHETY9GoZP/pQyW4mHFZuFWRUCIqVPZ36ueVLtoOEZaAqbCF2RDndaA==",
       "dev": true
     },
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@@ -542,9 +548,9 @@
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-      "version": "3.3.2",
-      "resolved": "https://registry.npmjs.org/engine.io-client/-/engine.io-client-3.3.2.tgz",
-      "integrity": "sha512-y0CPINnhMvPuwtqXfsGuWE8BB66+B6wTtCofQDRecMQPYX3MYUZXFNKDhdrSe3EVjgOu4V3rxdeqN/Tr91IgbQ==",
+      "version": "3.3.3",
+      "resolved": "https://registry.npmjs.org/engine.io-client/-/engine.io-client-3.3.3.tgz",
+      "integrity": "sha512-PXIgpzb1brtBzh8Q6vCjzCMeu4nfEPmaDm+L3Qb2sVHwLkxC1qRiBMSjOB0NJNjZ0hbPNUKQa+s8J2XxLOIEeQ==",
       "dev": true,
       "requires": {
         "component-emitter": "1.2.1",
@@ -556,7 +562,7 @@
         "parseqs": "0.0.5",
         "parseuri": "0.0.5",
         "ws": "~6.1.0",
-        "xmlhttprequest-ssl": "~1.5.4",
+        "xmlhttprequest-ssl": "~1.6.3",
         "yeast": "0.1.2"
       },
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@@ -572,7 +578,7 @@
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           "version": "2.0.0",
           "resolved": "https://registry.npmjs.org/ms/-/ms-2.0.0.tgz",
-          "integrity": "sha1-VgiurfwAvmwpAd9fmGF4jeDVl8g=",
+          "integrity": "sha512-Tpp60P6IUJDTuOq/5Z8cdskzJujfwqfOTkrwIwj7IRISpnkJnT6SyJ4PCPnGMoFjC9ddhal5KVIYtAt97ix05A==",
           "dev": true
         },
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@@ -755,7 +761,7 @@
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       "resolved": "https://registry.npmjs.org/has-cors/-/has-cors-1.1.0.tgz",
-      "integrity": "sha1-XkdHk/fqmEPRu5nCPu9J/xJv/zk=",
+      "integrity": "sha512-g5VNKdkFuUuVCP9gYfDJHjK2nqdQJ7aDLTnycnc2+RvsOQbuLdF5pm7vuE5J76SEBIQjs4kQY/BWq74JUmjbXA==",
       "dev": true
     },
     "has-flag": {
@@ -794,7 +800,7 @@
     "indexof": {
       "version": "0.0.1",
       "resolved": "https://registry.npmjs.org/indexof/-/indexof-0.0.1.tgz",
-      "integrity": "sha1-gtwzbSMrkGIXnQWrMpOmYFn9Q10=",
+      "integrity": "sha512-i0G7hLJ1z0DE8dsqJa2rycj9dBmNKgXBvotXtZYXakU9oivfB9Uj2ZBC27qqef2U58/ZLwalxa1X/RDCdkHtVg==",
       "dev": true
     },
     "inflight": {
@@ -1307,7 +1313,7 @@
     "object-component": {
       "version": "0.0.3",
       "resolved": "https://registry.npmjs.org/object-component/-/object-component-0.0.3.tgz",
-      "integrity": "sha1-8MaapQ78lbhmwYb0AKM3acsvEpE=",
+      "integrity": "sha512-S0sN3agnVh2SZNEIGc0N1X4Z5K0JeFbGBrnuZpsxuUh5XLF0BnvWkMjRXo/zGKLd/eghvNIKcx1pQkmUjXIyrA==",
       "dev": true
     },
     "once": {
@@ -1396,7 +1402,7 @@
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       "version": "0.0.5",
       "resolved": "https://registry.npmjs.org/parseqs/-/parseqs-0.0.5.tgz",
-      "integrity": "sha1-1SCKNzjkZ2bikbouoXNoSSGouJ0=",
+      "integrity": "sha512-B3Nrjw2aL7aI4TDujOzfA4NsEc4u1lVcIRE0xesutH8kjeWF70uk+W5cBlIQx04zUH9NTBvuN36Y9xLRPK6Jjw==",
       "dev": true,
       "requires": {
         "better-assert": "~1.0.0"
@@ -1405,7 +1411,7 @@
     "parseuri": {
       "version": "0.0.5",
       "resolved": "https://registry.npmjs.org/parseuri/-/parseuri-0.0.5.tgz",
-      "integrity": "sha1-gCBKUNTbt3m/3G6+J3jZDkvOMgo=",
+      "integrity": "sha512-ijhdxJu6l5Ru12jF0JvzXVPvsC+VibqeaExlNoMhWN6VQ79PGjkmc7oA4W1lp00sFkNyj0fx6ivPLdV51/UMog==",
       "dev": true,
       "requires": {
         "better-assert": "~1.0.0"
@@ -1617,6 +1623,45 @@
           "requires": {
             "ms": "^2.1.1"
           }
+        },
+        "socket.io-client": {
+          "version": "2.2.0",
+          "resolved": "https://registry.npmjs.org/socket.io-client/-/socket.io-client-2.2.0.tgz",
+          "integrity": "sha512-56ZrkTDbdTLmBIyfFYesgOxsjcLnwAKoN4CiPyTVkMQj3zTUh0QAx3GbvIvLpFEOvQWu92yyWICxB0u7wkVbYA==",
+          "dev": true,
+          "requires": {
+            "backo2": "1.0.2",
+            "base64-arraybuffer": "0.1.5",
+            "component-bind": "1.0.0",
+            "component-emitter": "1.2.1",
+            "debug": "~3.1.0",
+            "engine.io-client": "~3.3.1",
+            "has-binary2": "~1.0.2",
+            "has-cors": "1.1.0",
+            "indexof": "0.0.1",
+            "object-component": "0.0.3",
+            "parseqs": "0.0.5",
+            "parseuri": "0.0.5",
+            "socket.io-parser": "~3.3.0",
+            "to-array": "0.1.4"
+          },
+          "dependencies": {
+            "debug": {
+              "version": "3.1.0",
+              "resolved": "https://registry.npmjs.org/debug/-/debug-3.1.0.tgz",
+              "integrity": "sha512-OX8XqP7/1a9cqkxYw2yXss15f26NKWBpDXQd0/uK/KPqdQhxbPa994hnzjcE2VqQpDslf55723cKPUOGSmMY3g==",
+              "dev": true,
+              "requires": {
+                "ms": "2.0.0"
+              }
+            },
+            "ms": {
+              "version": "2.0.0",
+              "resolved": "https://registry.npmjs.org/ms/-/ms-2.0.0.tgz",
+              "integrity": "sha512-Tpp60P6IUJDTuOq/5Z8cdskzJujfwqfOTkrwIwj7IRISpnkJnT6SyJ4PCPnGMoFjC9ddhal5KVIYtAt97ix05A==",
+              "dev": true
+            }
+          }
         }
       }
     },
@@ -1627,40 +1672,71 @@
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     },
     "socket.io-client": {
-      "version": "2.2.0",
-      "resolved": "https://registry.npmjs.org/socket.io-client/-/socket.io-client-2.2.0.tgz",
-      "integrity": "sha512-56ZrkTDbdTLmBIyfFYesgOxsjcLnwAKoN4CiPyTVkMQj3zTUh0QAx3GbvIvLpFEOvQWu92yyWICxB0u7wkVbYA==",
+      "version": "4.8.1",
+      "resolved": "https://registry.npmjs.org/socket.io-client/-/socket.io-client-4.8.1.tgz",
+      "integrity": "sha512-hJVXfu3E28NmzGk8o1sHhN3om52tRvwYeidbj7xKy2eIIse5IoKX3USlS6Tqt3BHAtflLIkCQBkzVrEEfWUyYQ==",
       "dev": true,
       "requires": {
-        "backo2": "1.0.2",
-        "base64-arraybuffer": "0.1.5",
-        "component-bind": "1.0.0",
-        "component-emitter": "1.2.1",
-        "debug": "~3.1.0",
-        "engine.io-client": "~3.3.1",
-        "has-binary2": "~1.0.2",
-        "has-cors": "1.1.0",
-        "indexof": "0.0.1",
-        "object-component": "0.0.3",
-        "parseqs": "0.0.5",
-        "parseuri": "0.0.5",
-        "socket.io-parser": "~3.3.0",
-        "to-array": "0.1.4"
+        "@socket.io/component-emitter": "~3.1.0",
+        "debug": "~4.3.2",
+        "engine.io-client": "~6.6.1",
+        "socket.io-parser": "~4.2.4"
       },
       "dependencies": {
         "debug": {
-          "version": "3.1.0",
-          "resolved": "https://registry.npmjs.org/debug/-/debug-3.1.0.tgz",
-          "integrity": "sha512-OX8XqP7/1a9cqkxYw2yXss15f26NKWBpDXQd0/uK/KPqdQhxbPa994hnzjcE2VqQpDslf55723cKPUOGSmMY3g==",
+          "version": "4.3.7",
+          "resolved": "https://registry.npmjs.org/debug/-/debug-4.3.7.tgz",
+          "integrity": "sha512-Er2nc/H7RrMXZBFCEim6TCmMk02Z8vLC2Rbi1KEBggpo0fS6l0S1nnapwmIi3yW/+GOJap1Krg4w0Hg80oCqgQ==",
           "dev": true,
           "requires": {
-            "ms": "2.0.0"
+            "ms": "^2.1.3"
           }
         },
+        "engine.io-client": {
+          "version": "6.6.3",
+          "resolved": "https://registry.npmjs.org/engine.io-client/-/engine.io-client-6.6.3.tgz",
+          "integrity": "sha512-T0iLjnyNWahNyv/lcjS2y4oE358tVS/SYQNxYXGAJ9/GLgH4VCvOQ/mhTjqU88mLZCQgiG8RIegFHYCdVC+j5w==",
+          "dev": true,
+          "requires": {
+            "@socket.io/component-emitter": "~3.1.0",
+            "debug": "~4.3.1",
+            "engine.io-parser": "~5.2.1",
+            "ws": "~8.17.1",
+            "xmlhttprequest-ssl": "~2.1.1"
+          }
+        },
+        "engine.io-parser": {
+          "version": "5.2.3",
+          "resolved": "https://registry.npmjs.org/engine.io-parser/-/engine.io-parser-5.2.3.tgz",
+          "integrity": "sha512-HqD3yTBfnBxIrbnM1DoD6Pcq8NECnh8d4As1Qgh0z5Gg3jRRIqijury0CL3ghu/edArpUYiYqQiDUQBIs4np3Q==",
+          "dev": true
+        },
         "ms": {
-          "version": "2.0.0",
-          "resolved": "https://registry.npmjs.org/ms/-/ms-2.0.0.tgz",
-          "integrity": "sha1-VgiurfwAvmwpAd9fmGF4jeDVl8g=",
+          "version": "2.1.3",
+          "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.3.tgz",
+          "integrity": "sha512-6FlzubTLZG3J2a/NVCAleEhjzq5oxgHyaCU9yYXvcLsvoVaHJq/s5xXI6/XXP6tz7R9xAOtHnSO/tXtF3WRTlA==",
+          "dev": true
+        },
+        "socket.io-parser": {
+          "version": "4.2.4",
+          "resolved": "https://registry.npmjs.org/socket.io-parser/-/socket.io-parser-4.2.4.tgz",
+          "integrity": "sha512-/GbIKmo8ioc+NIWIhwdecY0ge+qVBSMdgxGygevmdHj24bsfgtCmcUUcQ5ZzcylGFHsN3k4HB4Cgkl96KVnuew==",
+          "dev": true,
+          "requires": {
+            "@socket.io/component-emitter": "~3.1.0",
+            "debug": "~4.3.1"
+          }
+        },
+        "ws": {
+          "version": "8.17.1",
+          "resolved": "https://registry.npmjs.org/ws/-/ws-8.17.1.tgz",
+          "integrity": "sha512-6XQFvXTkbfUOZOKKILFG1PDK2NDQs4azKQl26T0YS5CxqWLgXajbPZ+h4gZekJyRqFU8pvnbAbbs/3TgRPy+GQ==",
+          "dev": true
+        },
+        "xmlhttprequest-ssl": {
+          "version": "2.1.2",
+          "resolved": "https://registry.npmjs.org/xmlhttprequest-ssl/-/xmlhttprequest-ssl-2.1.2.tgz",
+          "integrity": "sha512-TEU+nJVUUnA4CYJFLvK5X9AOeH4KvDvhIfm0vV1GaQRtchnG0hgK5p8hw/xjv8cunWYCsiPCSDzObPyhEwq3KQ==",
           "dev": true
         }
       }
@@ -1835,7 +1911,7 @@
     "to-array": {
       "version": "0.1.4",
       "resolved": "https://registry.npmjs.org/to-array/-/to-array-0.1.4.tgz",
-      "integrity": "sha1-F+bBH3PdTz10zaek/zI46a2b+JA=",
+      "integrity": "sha512-LhVdShQD/4Mk4zXNroIQZJC+Ap3zgLcDuwEdcmLv9CCO73NWockQDwyUnW/m8VX/EElfL6FcYx7EeutN4HJA6A==",
       "dev": true
     },
     "to-fast-properties": {
@@ -1973,9 +2049,9 @@
       }
     },
     "xmlhttprequest-ssl": {
-      "version": "1.5.5",
-      "resolved": "https://registry.npmjs.org/xmlhttprequest-ssl/-/xmlhttprequest-ssl-1.5.5.tgz",
-      "integrity": "sha1-wodrBhaKrcQOV9l+gRkayPQ5iz4=",
+      "version": "1.6.3",
+      "resolved": "https://registry.npmjs.org/xmlhttprequest-ssl/-/xmlhttprequest-ssl-1.6.3.tgz",
+      "integrity": "sha512-3XfeQE/wNkvrIktn2Kf0869fC0BN6UpydVasGIeSm2B1Llihf7/0UfZM+eCkOw3P7bP4+qPgqhm7ZoxuJtFU0Q==",
       "dev": true
     },
     "y18n": {
@@ -2021,7 +2097,7 @@
     "yeast": {
       "version": "0.1.2",
       "resolved": "https://registry.npmjs.org/yeast/-/yeast-0.1.2.tgz",
-      "integrity": "sha1-AI4G2AlDIMNy28L47XagymyKxBk=",
+      "integrity": "sha512-8HFIh676uyGYP6wP13R/j6OJ/1HwJ46snpvzE7aHAN3Ryqh2yX6Xox2B4CUmTwwOIzlG3Bs7ocsP5dZH/R1Qbg==",
       "dev": true
     }
   }
diff --git a/package.json b/package.json
index 9fe81a2..88879f4 100644
--- a/package.json
+++ b/package.json
@@ -25,7 +25,7 @@
     "nyc": "^14.0.0",
     "semver": "^5.0.3",
     "socket.io": "^2.1.0",
-    "socket.io-client": "^2.1.0",
+    "socket.io-client": "^4.0.0",
     "sse": "0.0.8",
     "ws": "^3.0.0"
   },