diff --git a/package.json b/package.json
index bccb117..3d78107 100644
--- a/package.json
+++ b/package.json
@@ -38,7 +38,8 @@
   },
   "dependencies": {
     "@stdlib/assert-is-string": "^0.2.3",
-    "@stdlib/types": "^0.5.1"
+    "@stdlib/types": "^0.5.1",
+    "@stdlib/error-tools-fmtprodmsg": "^0.2.3"
   },
   "devDependencies": {
     "tape": "git+https://github.com/kgryte/tape.git#fix/globby",
@@ -85,4 +86,4 @@
     "type": "opencollective",
     "url": "https://opencollective.com/stdlib"
   }
-}
+}
\ No newline at end of file