diff --git a/docs/superpowers/plans/2026-05-16-textarea-code-editor.md b/docs/superpowers/plans/2026-05-16-textarea-code-editor.md
index 3688968..f4e7974 100644
--- a/docs/superpowers/plans/2026-05-16-textarea-code-editor.md
+++ b/docs/superpowers/plans/2026-05-16-textarea-code-editor.md
@@ -207,7 +207,7 @@ Create `l4d2web/l4d2web/static/js/srccfg-grammar.js`:
       greedy: true,
     },
     keyword: /\b(?:exec|alias|bind|unbind|toggle)\b/,
-    number: /\b-?\d+(?:\.\d+)?\b/,
+    number: /\b\d+(?:\.\d+)?\b/,
     identifier: /\b[a-zA-Z_][a-zA-Z0-9_]*\b/,
     operator: /[+\-;]/,
   };
diff --git a/l4d2web/l4d2web/static/js/srccfg-grammar.js b/l4d2web/l4d2web/static/js/srccfg-grammar.js
index 7f8326e..d6eb9c9 100644
--- a/l4d2web/l4d2web/static/js/srccfg-grammar.js
+++ b/l4d2web/l4d2web/static/js/srccfg-grammar.js
@@ -10,7 +10,7 @@
       greedy: true,
     },
     keyword: /\b(?:exec|alias|bind|unbind|toggle)\b/,
-    number: /\b-?\d+(?:\.\d+)?\b/,
+    number: /\b\d+(?:\.\d+)?\b/,
     identifier: /\b[a-zA-Z_][a-zA-Z0-9_]*\b/,
     operator: /[+\-;]/,
   };