diff --git a/lerna.json b/lerna.json
index e594547..4889904 100644
--- a/lerna.json
+++ b/lerna.json
@@ -2,5 +2,5 @@
   "packages": [
     "packages/*"
   ],
-  "version": "0.1.12"
+  "version": "0.1.13"
 }
diff --git a/packages/estdlib-rxjs/package.json b/packages/estdlib-rxjs/package.json
index 9b55aa1..833d61d 100644
--- a/packages/estdlib-rxjs/package.json
+++ b/packages/estdlib-rxjs/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@marcj/estdlib-rxjs",
-  "version": "0.1.12",
+  "version": "0.1.13",
   "description": "engineering stdlib for typescript",
   "main": "dist/index.js",
   "types": "dist/index.d.ts",