diff --git a/app/imports/constants/VARIABLE_NAME_REGEX.js b/app/imports/constants/VARIABLE_NAME_REGEX.js
index ac7c1804..2ff1621f 100644
--- a/app/imports/constants/VARIABLE_NAME_REGEX.js
+++ b/app/imports/constants/VARIABLE_NAME_REGEX.js
@@ -1,4 +1,4 @@
 // Must contain a letter, and be made of word characters only
-const VARIABLE_NAME_REGEX = /^[a-z][\w-]*$/i;
+const VARIABLE_NAME_REGEX = /^[a-z$][\w_]*$/i;
 
 export default VARIABLE_NAME_REGEX;