diff --git a/ci/build/build-release.sh b/ci/build/build-release.sh
index 6ef0d4d5..d1b99908 100755
--- a/ci/build/build-release.sh
+++ b/ci/build/build-release.sh
@@ -21,6 +21,10 @@ main() {
   rsync README.md "$RELEASE_PATH"
   rsync LICENSE.txt "$RELEASE_PATH"
   rsync ./lib/vscode/ThirdPartyNotices.txt "$RELEASE_PATH"
+
+  # Keep these types since code-server's exported types use them.
+  mkdir -p "$RELEASE_PATH/lib/vscode/src/vs/server"
+  rsync ./lib/vscode/src/vs/server/ipc.d.ts "$RELEASE_PATH/lib/vscode/src/vs/server"
 }
 
 bundle_code_server() {