diff --git a/package.json b/package.json
index f8470b9..0a300f1 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@lingdocs/pashto-inflector",
-  "version": "3.1.7",
+  "version": "3.1.8",
   "author": "lingdocs.com",
   "description": "A Pashto inflection and verb conjugation engine, inculding React components for displaying Pashto text, inflections, and conjugations",
   "homepage": "https://verbs.lingdocs.com",
diff --git a/src/library.ts b/src/library.ts
index e0bcf7d..ea8d7e0 100644
--- a/src/library.ts
+++ b/src/library.ts
@@ -31,6 +31,7 @@ import VPExplorer from "./components/vp-explorer/VPExplorer";
 import { vpsReducer } from "./components/vp-explorer/vps-reducer";
 import type { VpsReducerAction as VpsA } from "./components/vp-explorer/vps-reducer";
 import useStickyState from "./lib/useStickyState";
+import { isPastTense } from "./lib/phrase-building/vp-tools";
 import Block, { NPBlock, APBlock } from "./components/blocks/Block";
 import { roleIcon } from "./components/vp-explorer/VPExplorerExplanationModal";
 import {
@@ -227,6 +228,7 @@ export {
     isFirstPerson,
     isSecondPerson,
     isThirdPerson,
+    isPastTense,
     psJSXMap,
     renderNPSelection,
     getEnglishFromRendered,