diff --git a/packages/browser/package.json b/packages/browser/package.json
index 49f626402fdc..62c2d107cf99 100644
--- a/packages/browser/package.json
+++ b/packages/browser/package.json
@@ -87,7 +87,7 @@
     "test:package": "node test/package/npm-build.js && rm test/package/tmp.js",
     "test:unit:watch": "jest --watch",
     "test:integration:watch": "test/integration/run.js --watch",
-    "yalc:publish": "ts-node ../../scripts/prepack.ts --bundles && yalc publish ./build/npm --push"
+    "yalc:publish": "ts-node ../../scripts/prepack.ts --bundles && yalc publish ./build/npm --push --sig"
   },
   "volta": {
     "extends": "../../package.json"
diff --git a/packages/deno/package.json b/packages/deno/package.json
index 8940f6653443..f2826e7d1828 100644
--- a/packages/deno/package.json
+++ b/packages/deno/package.json
@@ -53,7 +53,7 @@
     "test:types": "deno check ./build/index.mjs",
     "test:unit": "deno test --allow-read --allow-run",
     "test:unit:update": "deno test --allow-read --allow-write --allow-run -- --update",
-    "yalc:publish": "ts-node ../../scripts/prepack.ts && yalc publish build --push"
+    "yalc:publish": "ts-node ../../scripts/prepack.ts && yalc publish build --push --sig"
   },
   "volta": {
     "extends": "../../package.json"
diff --git a/packages/integrations/package.json b/packages/integrations/package.json
index 40ae9fa4bb2e..209f6dc39aa6 100644
--- a/packages/integrations/package.json
+++ b/packages/integrations/package.json
@@ -56,7 +56,7 @@
     "validate:es5": "es-check es5 'build/bundles/*.es5*.js'",
     "test": "jest",
     "test:watch": "jest --watch",
-    "yalc:publish": "ts-node ../../scripts/prepack.ts --bundles && yalc publish ./build/npm --push"
+    "yalc:publish": "ts-node ../../scripts/prepack.ts --bundles && yalc publish ./build/npm --push --sig"
   },
   "volta": {
     "extends": "../../package.json"
diff --git a/packages/opentelemetry/package.json b/packages/opentelemetry/package.json
index 6154ba048319..ad43e70f9a6c 100644
--- a/packages/opentelemetry/package.json
+++ b/packages/opentelemetry/package.json
@@ -64,7 +64,7 @@
     "test": "yarn test:jest",
     "test:jest": "jest",
     "test:watch": "jest --watch",
-    "yalc:publish": "ts-node ../../scripts/prepack.ts && yalc publish build --push"
+    "yalc:publish": "ts-node ../../scripts/prepack.ts && yalc publish build --push --sig"
   },
   "volta": {
     "extends": "../../package.json"
diff --git a/packages/replay/package.json b/packages/replay/package.json
index f453f959261c..cf0231d5085e 100644
--- a/packages/replay/package.json
+++ b/packages/replay/package.json
@@ -37,7 +37,7 @@
     "lint:prettier": "prettier --check \"{src,test,scripts}/**/*.ts\"",
     "test": "jest",
     "test:watch": "jest --watch",
-    "yalc:publish": "ts-node ../../scripts/prepack.ts --bundles && yalc publish ./build/npm --push"
+    "yalc:publish": "ts-node ../../scripts/prepack.ts --bundles && yalc publish ./build/npm --push --sig"
   },
   "repository": {
     "type": "git",
diff --git a/packages/serverless/package.json b/packages/serverless/package.json
index 0d20fa4b1cde..32f7de4dabed 100644
--- a/packages/serverless/package.json
+++ b/packages/serverless/package.json
@@ -65,7 +65,7 @@
     "lint:prettier": "prettier --check \"{src,test,scripts}/**/**.ts\"",
     "test": "jest",
     "test:watch": "jest --watch",
-    "yalc:publish": "ts-node ../../scripts/prepack.ts --bundles && yalc publish ./build/npm --push"
+    "yalc:publish": "ts-node ../../scripts/prepack.ts --bundles && yalc publish ./build/npm --push --sig"
   },
   "volta": {
     "extends": "../../package.json"
diff --git a/packages/tracing/package.json b/packages/tracing/package.json
index c14cafd61e48..553d96d777b6 100644
--- a/packages/tracing/package.json
+++ b/packages/tracing/package.json
@@ -56,7 +56,7 @@
     "test:unit": "jest",
     "test": "jest",
     "test:watch": "jest --watch",
-    "yalc:publish": "ts-node ../../scripts/prepack.ts --bundles && yalc publish ./build/npm --push"
+    "yalc:publish": "ts-node ../../scripts/prepack.ts --bundles && yalc publish ./build/npm --push --sig"
   },
   "volta": {
     "extends": "../../package.json"
diff --git a/packages/wasm/package.json b/packages/wasm/package.json
index 877270154cc5..c21d85f2bb37 100644
--- a/packages/wasm/package.json
+++ b/packages/wasm/package.json
@@ -49,7 +49,7 @@
     "lint": "run-s lint:prettier lint:eslint",
     "lint:eslint": "eslint . --format stylish",
     "lint:prettier": "prettier --check \"{src,test,scripts}/**/**.ts\"",
-    "yalc:publish": "ts-node ../../scripts/prepack.ts --bundles && yalc publish ./build/npm --push"
+    "yalc:publish": "ts-node ../../scripts/prepack.ts --bundles && yalc publish ./build/npm --push --sig"
   },
   "volta": {
     "extends": "../../package.json"