diff --git a/packages/opencensus-web-core/package.json b/packages/opencensus-web-core/package.json
index 8e797df9..01b36433 100644
--- a/packages/opencensus-web-core/package.json
+++ b/packages/opencensus-web-core/package.json
@@ -58,7 +58,7 @@
     "rimraf": "^3.0.0",
     "ts-loader": "^6.0.0",
     "typescript": "^3.1.6",
-    "webpack": "^4.18.0",
+    "webpack": "^5.0.0",
     "webpack-cli": "^4.0.0",
     "zone.js": "^0.10.1"
   },
diff --git a/packages/opencensus-web-exporter-ocagent/package.json b/packages/opencensus-web-exporter-ocagent/package.json
index 49b7518e..d241d142 100644
--- a/packages/opencensus-web-exporter-ocagent/package.json
+++ b/packages/opencensus-web-exporter-ocagent/package.json
@@ -58,7 +58,7 @@
     "rimraf": "^3.0.0",
     "ts-loader": "^6.0.0",
     "typescript": "^3.1.6",
-    "webpack": "^4.18.0",
+    "webpack": "^5.0.0",
     "webpack-cli": "^4.0.0"
   },
   "dependencies": {
diff --git a/packages/opencensus-web-initial-load/package.json b/packages/opencensus-web-initial-load/package.json
index 4f54f30c..6fa15fa5 100644
--- a/packages/opencensus-web-initial-load/package.json
+++ b/packages/opencensus-web-initial-load/package.json
@@ -57,7 +57,7 @@
     "rimraf": "^3.0.0",
     "ts-loader": "^6.0.0",
     "typescript": "^3.1.6",
-    "webpack": "^4.18.0",
+    "webpack": "^5.0.0",
     "webpack-cli": "^4.0.0"
   },
   "dependencies": {
diff --git a/packages/opencensus-web-instrumentation-perf/package.json b/packages/opencensus-web-instrumentation-perf/package.json
index 67254024..3affdb72 100644
--- a/packages/opencensus-web-instrumentation-perf/package.json
+++ b/packages/opencensus-web-instrumentation-perf/package.json
@@ -59,7 +59,7 @@
     "rimraf": "^3.0.0",
     "ts-loader": "^6.0.0",
     "typescript": "^3.1.6",
-    "webpack": "^4.18.0",
+    "webpack": "^5.0.0",
     "webpack-cli": "^4.0.0"
   },
   "dependencies": {
diff --git a/packages/opencensus-web-instrumentation-zone-peer-dep/package.json b/packages/opencensus-web-instrumentation-zone-peer-dep/package.json
index 1787e7d4..02bae2a8 100644
--- a/packages/opencensus-web-instrumentation-zone-peer-dep/package.json
+++ b/packages/opencensus-web-instrumentation-zone-peer-dep/package.json
@@ -58,7 +58,7 @@
     "rimraf": "^3.0.0",
     "ts-loader": "^6.0.0",
     "typescript": "^3.1.6",
-    "webpack": "^4.32.2",
+    "webpack": "^5.0.0",
     "webpack-cli": "^4.0.0",
     "webpack-dev-server": "^3.4.1",
     "zone.js": "^0.10.1"
diff --git a/packages/opencensus-web-instrumentation-zone/package.json b/packages/opencensus-web-instrumentation-zone/package.json
index 9d6942fc..7615099b 100644
--- a/packages/opencensus-web-instrumentation-zone/package.json
+++ b/packages/opencensus-web-instrumentation-zone/package.json
@@ -56,7 +56,7 @@
     "rimraf": "^3.0.0",
     "ts-loader": "^6.0.0",
     "typescript": "^3.1.6",
-    "webpack": "^4.32.2",
+    "webpack": "^5.0.0",
     "webpack-cli": "^4.0.0",
     "webpack-dev-server": "^3.4.1"
   },
diff --git a/packages/opencensus-web-propagation-b3/package.json b/packages/opencensus-web-propagation-b3/package.json
index d899ae74..43632ac7 100644
--- a/packages/opencensus-web-propagation-b3/package.json
+++ b/packages/opencensus-web-propagation-b3/package.json
@@ -57,7 +57,7 @@
     "rimraf": "^3.0.0",
     "ts-loader": "^6.0.4",
     "typescript": "^3.5.3",
-    "webpack": "^4.39.3",
+    "webpack": "^5.0.0",
     "webpack-cli": "^4.0.0"
   },
   "dependencies": {
diff --git a/packages/opencensus-web-propagation-tracecontext/package.json b/packages/opencensus-web-propagation-tracecontext/package.json
index add4ad8e..4c9dc3f4 100644
--- a/packages/opencensus-web-propagation-tracecontext/package.json
+++ b/packages/opencensus-web-propagation-tracecontext/package.json
@@ -57,7 +57,7 @@
     "rimraf": "^3.0.0",
     "ts-loader": "^6.0.0",
     "typescript": "^3.1.6",
-    "webpack": "^4.18.0",
+    "webpack": "^5.0.0",
     "webpack-cli": "^4.0.0"
   },
   "dependencies": {
diff --git a/packages/opencensus-web-scripts/package.json b/packages/opencensus-web-scripts/package.json
index 6854cfc0..d00567ae 100644
--- a/packages/opencensus-web-scripts/package.json
+++ b/packages/opencensus-web-scripts/package.json
@@ -63,7 +63,7 @@
     "ts-loader": "^6.0.0",
     "tslib": "^1.9.3",
     "typescript": "^3.3.3333",
-    "webpack": "^4.39.1",
+    "webpack": "^5.0.0",
     "webpack-cli": "^4.0.0",
     "webpack-dev-server": "^3.2.1"
   },