diff --git a/packages/connect-express/.npmignore b/packages/connect-express/.npmignore
index bbdf617b1..80c2967d3 100644
--- a/packages/connect-express/.npmignore
+++ b/packages/connect-express/.npmignore
@@ -1,2 +1,4 @@
+/src
+/conformance
 /dist/**/*.spec.js
 /dist/**/*.spec.d.ts
diff --git a/packages/connect-fastify/.npmignore b/packages/connect-fastify/.npmignore
new file mode 100644
index 000000000..80c2967d3
--- /dev/null
+++ b/packages/connect-fastify/.npmignore
@@ -0,0 +1,4 @@
+/src
+/conformance
+/dist/**/*.spec.js
+/dist/**/*.spec.d.ts
diff --git a/packages/connect-node/.npmignore b/packages/connect-node/.npmignore
index 79c72b325..d8ddd6802 100644
--- a/packages/connect-node/.npmignore
+++ b/packages/connect-node/.npmignore
@@ -3,3 +3,4 @@
 /dist/*/**/*.spec.js
 /dist/*/**/*.spec.d.ts
 /dist/*/testdata/
+/conformance
diff --git a/packages/connect-web/.npmignore b/packages/connect-web/.npmignore
index d773a0983..74726a44c 100644
--- a/packages/connect-web/.npmignore
+++ b/packages/connect-web/.npmignore
@@ -1,3 +1,5 @@
+/src
 /dist/*/**/*.spec.js
 /dist/*/**/*.spec.d.ts
-/browserstacktests/*
+/browserstack
+/conformance