diff --git a/package.json b/package.json
index e155c756..7189df1d 100644
--- a/package.json
+++ b/package.json
@@ -18,6 +18,6 @@
         "packages/*"
     ],
     "devDependencies": {
-        "lerna": "^3.20.2"
+        "lerna": "^3.21.0"
     }
-}
\ No newline at end of file
+}
diff --git a/packages/api/package.json b/packages/api/package.json
index 558d3304..2c085973 100644
--- a/packages/api/package.json
+++ b/packages/api/package.json
@@ -28,6 +28,6 @@
         "@types/base64-js": "^1.2.5",
         "reflect-metadata": "^0.1.13",
         "rimraf": "^3.0.2",
-        "typescript": "^3.8.3"
+        "typescript": "^3.9.2"
     }
 }
diff --git a/packages/bukkit/package.json b/packages/bukkit/package.json
index 9d0d89a8..b9bf4b83 100644
--- a/packages/bukkit/package.json
+++ b/packages/bukkit/package.json
@@ -21,7 +21,7 @@
     "devDependencies": {
         "reflect-metadata": "^0.1.13",
         "rimraf": "^3.0.2",
-        "typescript": "^3.8.3"
+        "typescript": "^3.9.2"
     },
     "dependencies": {
         "@ccms/api": "^0.6.5",
diff --git a/packages/bungee/package.json b/packages/bungee/package.json
index 52d7966f..a41146e6 100644
--- a/packages/bungee/package.json
+++ b/packages/bungee/package.json
@@ -21,7 +21,7 @@
     "devDependencies": {
         "reflect-metadata": "^0.1.13",
         "rimraf": "^3.0.2",
-        "typescript": "^3.8.3"
+        "typescript": "^3.9.2"
     },
     "dependencies": {
         "@ccms/api": "^0.6.5",
diff --git a/packages/client/package.json b/packages/client/package.json
index b543c722..0da9498d 100644
--- a/packages/client/package.json
+++ b/packages/client/package.json
@@ -26,6 +26,6 @@
     },
     "devDependencies": {
         "rimraf": "^3.0.2",
-        "typescript": "^3.8.3"
+        "typescript": "^3.9.2"
     }
 }
diff --git a/packages/common/package.json b/packages/common/package.json
index bb71be17..7516eff4 100644
--- a/packages/common/package.json
+++ b/packages/common/package.json
@@ -21,7 +21,7 @@
     "devDependencies": {
         "reflect-metadata": "^0.1.13",
         "rimraf": "^3.0.2",
-        "typescript": "^3.8.3"
+        "typescript": "^3.9.2"
     },
     "dependencies": {
         "@ccms/nashorn": "^0.6.4"
diff --git a/packages/compile/package.json b/packages/compile/package.json
index d37dcde7..6be67d61 100644
--- a/packages/compile/package.json
+++ b/packages/compile/package.json
@@ -21,6 +21,6 @@
     "devDependencies": {
         "reflect-metadata": "^0.1.13",
         "rimraf": "^3.0.2",
-        "typescript": "^3.8.3"
+        "typescript": "^3.9.2"
     }
 }
diff --git a/packages/container/package.json b/packages/container/package.json
index 0dd5ac77..947dcafb 100644
--- a/packages/container/package.json
+++ b/packages/container/package.json
@@ -21,7 +21,7 @@
     "devDependencies": {
         "reflect-metadata": "^0.1.13",
         "rimraf": "^3.0.2",
-        "typescript": "^3.8.3"
+        "typescript": "^3.9.2"
     },
     "dependencies": {
         "inversify": "^5.0.1",
diff --git a/packages/core/package.json b/packages/core/package.json
index 15230a73..276baa2b 100644
--- a/packages/core/package.json
+++ b/packages/core/package.json
@@ -21,7 +21,7 @@
     "devDependencies": {
         "reflect-metadata": "^0.1.13",
         "rimraf": "^3.0.2",
-        "typescript": "^3.8.3"
+        "typescript": "^3.9.2"
     },
     "dependencies": {
         "@ccms/api": "^0.6.5",
diff --git a/packages/i18n/package.json b/packages/i18n/package.json
index 0bd1a09c..72ad6c38 100644
--- a/packages/i18n/package.json
+++ b/packages/i18n/package.json
@@ -22,7 +22,7 @@
         "@types/js-yaml": "^3.12.3",
         "reflect-metadata": "^0.1.13",
         "rimraf": "^3.0.2",
-        "typescript": "^3.8.3"
+        "typescript": "^3.9.2"
     },
     "dependencies": {
         "@ccms/nashorn": "^0.6.4",
diff --git a/packages/nashorn/package.json b/packages/nashorn/package.json
index f851a4cc..3c3ae102 100644
--- a/packages/nashorn/package.json
+++ b/packages/nashorn/package.json
@@ -22,6 +22,6 @@
     "devDependencies": {
         "reflect-metadata": "^0.1.13",
         "rimraf": "^3.0.2",
-        "typescript": "^3.8.3"
+        "typescript": "^3.9.2"
     }
 }
diff --git a/packages/nodejs/package.json b/packages/nodejs/package.json
index 6473c4e3..94de100f 100644
--- a/packages/nodejs/package.json
+++ b/packages/nodejs/package.json
@@ -21,7 +21,7 @@
     "devDependencies": {
         "reflect-metadata": "^0.1.13",
         "rimraf": "^3.0.2",
-        "typescript": "^3.8.3"
+        "typescript": "^3.9.2"
     },
     "dependencies": {
         "@ccms/nashorn": "^0.6.4"
diff --git a/packages/nukkit/package.json b/packages/nukkit/package.json
index e93bb6a6..da1e82f4 100644
--- a/packages/nukkit/package.json
+++ b/packages/nukkit/package.json
@@ -21,7 +21,7 @@
     "devDependencies": {
         "reflect-metadata": "^0.1.13",
         "rimraf": "^3.0.2",
-        "typescript": "^3.8.3"
+        "typescript": "^3.9.2"
     },
     "dependencies": {
         "@ccms/api": "^0.6.5",
diff --git a/packages/ployfill/package.json b/packages/ployfill/package.json
index 396fe62f..2325675a 100644
--- a/packages/ployfill/package.json
+++ b/packages/ployfill/package.json
@@ -16,11 +16,11 @@
     "dependencies": {
         "@ccms/i18n": "^0.6.4",
         "@ccms/nashorn": "^0.6.4",
-        "core-js": "^3.6.4"
+        "core-js": "^3.6.5"
     },
     "devDependencies": {
         "reflect-metadata": "^0.1.13",
         "rimraf": "^3.0.2",
-        "typescript": "^3.8.3"
+        "typescript": "^3.9.2"
     }
 }
diff --git a/packages/plugin/package.json b/packages/plugin/package.json
index e8a8610a..cb2947f2 100644
--- a/packages/plugin/package.json
+++ b/packages/plugin/package.json
@@ -22,7 +22,7 @@
         "@types/js-yaml": "^3.12.3",
         "reflect-metadata": "^0.1.13",
         "rimraf": "^3.0.2",
-        "typescript": "^3.8.3"
+        "typescript": "^3.9.2"
     },
     "dependencies": {
         "@ccms/api": "^0.6.5",
diff --git a/packages/plugins/package.json b/packages/plugins/package.json
index f8fd46ed..efec0a42 100644
--- a/packages/plugins/package.json
+++ b/packages/plugins/package.json
@@ -22,7 +22,7 @@
     "devDependencies": {
         "reflect-metadata": "^0.1.13",
         "rimraf": "^3.0.2",
-        "typescript": "^3.8.3"
+        "typescript": "^3.9.2"
     },
     "dependencies": {
         "@ccms/api": "^0.6.5",
diff --git a/packages/sponge/package.json b/packages/sponge/package.json
index 65084ef5..7e1fe76f 100644
--- a/packages/sponge/package.json
+++ b/packages/sponge/package.json
@@ -21,7 +21,7 @@
     "devDependencies": {
         "reflect-metadata": "^0.1.13",
         "rimraf": "^3.0.2",
-        "typescript": "^3.8.3"
+        "typescript": "^3.9.2"
     },
     "dependencies": {
         "@ccms/api": "^0.6.5",
diff --git a/packages/websocket/package.json b/packages/websocket/package.json
index 916ff618..240bea6e 100644
--- a/packages/websocket/package.json
+++ b/packages/websocket/package.json
@@ -21,7 +21,7 @@
     "devDependencies": {
         "reflect-metadata": "^0.1.13",
         "rimraf": "^3.0.2",
-        "typescript": "^3.8.3"
+        "typescript": "^3.9.2"
     },
     "dependencies": {
         "@ccms/nashorn": "^0.6.4"