diff --git a/package-lock.json b/package-lock.json
index d424af97c..fe9a08f14 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -3117,6 +3117,17 @@
         "ssri": "^6.0.1",
         "unique-filename": "^1.1.1",
         "y18n": "^4.0.0"
+      },
+      "dependencies": {
+        "rimraf": {
+          "version": "2.7.1",
+          "resolved": "https://registry.npmjs.org/rimraf/-/rimraf-2.7.1.tgz",
+          "integrity": "sha512-uWjbaKIK3T1OSVptzX7Nl6PvQ3qAGtKEtVRjRuazjfL3Bx5eI409VZSqgND+4UNnmzLVdPj9FqFJNPqBZFve4w==",
+          "dev": true,
+          "requires": {
+            "glob": "^7.1.3"
+          }
+        }
       }
     },
     "cache-base": {
@@ -3668,6 +3679,17 @@
         "mkdirp": "^0.5.1",
         "rimraf": "^2.5.4",
         "run-queue": "^1.0.0"
+      },
+      "dependencies": {
+        "rimraf": {
+          "version": "2.7.1",
+          "resolved": "https://registry.npmjs.org/rimraf/-/rimraf-2.7.1.tgz",
+          "integrity": "sha512-uWjbaKIK3T1OSVptzX7Nl6PvQ3qAGtKEtVRjRuazjfL3Bx5eI409VZSqgND+4UNnmzLVdPj9FqFJNPqBZFve4w==",
+          "dev": true,
+          "requires": {
+            "glob": "^7.1.3"
+          }
+        }
       }
     },
     "copy-descriptor": {
@@ -5243,6 +5265,17 @@
         "flatted": "^2.0.0",
         "rimraf": "2.6.3",
         "write": "1.0.3"
+      },
+      "dependencies": {
+        "rimraf": {
+          "version": "2.6.3",
+          "resolved": "https://registry.npmjs.org/rimraf/-/rimraf-2.6.3.tgz",
+          "integrity": "sha512-mwqeW5XsA2qAejG46gYdENaxXjx9onRNCfn7L0duuP4hCuTIi/QO7PDK07KJfp1d+izWPrzEJDcSqBa0OZQriA==",
+          "dev": true,
+          "requires": {
+            "glob": "^7.1.3"
+          }
+        }
       }
     },
     "flatted": {
@@ -5414,6 +5447,17 @@
         "inherits": "~2.0.0",
         "mkdirp": ">=0.5 0",
         "rimraf": "2"
+      },
+      "dependencies": {
+        "rimraf": {
+          "version": "2.7.1",
+          "resolved": "https://registry.npmjs.org/rimraf/-/rimraf-2.7.1.tgz",
+          "integrity": "sha512-uWjbaKIK3T1OSVptzX7Nl6PvQ3qAGtKEtVRjRuazjfL3Bx5eI409VZSqgND+4UNnmzLVdPj9FqFJNPqBZFve4w==",
+          "dev": true,
+          "requires": {
+            "glob": "^7.1.3"
+          }
+        }
       }
     },
     "function-bind": {
@@ -7017,6 +7061,12 @@
                       "dev": true
                     }
                   }
+                },
+                "mime": {
+                  "version": "1.2.2",
+                  "resolved": "https://registry.npmjs.org/mime/-/mime-1.2.2.tgz",
+                  "integrity": "sha1-udY1W/U+jX1WaTEw5FHa/zQBSM8=",
+                  "dev": true
                 }
               }
             },
@@ -7578,6 +7628,17 @@
         "mkdirp": "^0.5.1",
         "rimraf": "^2.5.4",
         "run-queue": "^1.0.3"
+      },
+      "dependencies": {
+        "rimraf": {
+          "version": "2.7.1",
+          "resolved": "https://registry.npmjs.org/rimraf/-/rimraf-2.7.1.tgz",
+          "integrity": "sha512-uWjbaKIK3T1OSVptzX7Nl6PvQ3qAGtKEtVRjRuazjfL3Bx5eI409VZSqgND+4UNnmzLVdPj9FqFJNPqBZFve4w==",
+          "dev": true,
+          "requires": {
+            "glob": "^7.1.3"
+          }
+        }
       }
     },
     "ms": {
@@ -8841,9 +8902,9 @@
       "dev": true
     },
     "rimraf": {
-      "version": "2.6.3",
-      "resolved": "https://registry.npmjs.org/rimraf/-/rimraf-2.6.3.tgz",
-      "integrity": "sha512-mwqeW5XsA2qAejG46gYdENaxXjx9onRNCfn7L0duuP4hCuTIi/QO7PDK07KJfp1d+izWPrzEJDcSqBa0OZQriA==",
+      "version": "3.0.2",
+      "resolved": "https://registry.npmjs.org/rimraf/-/rimraf-3.0.2.tgz",
+      "integrity": "sha512-JZkJMZkAGFFPP2YqXZXPbMlMBgsxzE8ILs4lMIX/2o0L9UBw9O/Y3o6wFw/i9YLapcUJWwqbi3kdxIPdC62TIA==",
       "dev": true,
       "requires": {
         "glob": "^7.1.3"
diff --git a/package.json b/package.json
index e95e30a36..df4f721b6 100644
--- a/package.json
+++ b/package.json
@@ -54,6 +54,7 @@
     "istanbul": "^0.4.5",
     "mocha": "^3.3.0",
     "prettier": "^2.1.2",
+    "rimraf": "^3.0.2",
     "socket.io": "3.0.0",
     "socket.io-browsers": "^1.0.0",
     "socket.io-msgpack-parser": "^3.0.0",
@@ -69,7 +70,7 @@
     "zuul-ngrok": "4.0.0"
   },
   "scripts": {
-    "compile": "tsc",
+    "compile": "rimraf ./build && tsc",
     "test": "npm run format:check && npm run compile && if test \"$BROWSERS\" = \"1\" ; then npm run test:browser; else npm run test:node; fi",
     "test:node": "mocha --require ts-node/register --reporter dot --require test/support/server.js test/index.js",
     "test:browser": "zuul test/index.js",