diff --git a/tsconfig/all/tsconfig.json b/tsconfig/all/tsconfig.json
index 374bb02a0..01635b218 100644
--- a/tsconfig/all/tsconfig.json
+++ b/tsconfig/all/tsconfig.json
@@ -63,6 +63,7 @@
     "../../../nitroglycerin/js/**/*",
     "../../../normal-modes/js/**/*",
     "../../../number-compare/js/**/*",
+    "../../../number-line-operations/js/**/*",
     "../../../number-play/js/**/*",
     "../../../number-suite-common/js/**/*",
     "../../../perennial/js/scripts/collate-lint.ts",