diff --git a/src/module/rolls/check.ts b/src/module/rolls/check.ts
index 90284037..a3c3b1e9 100644
--- a/src/module/rolls/check.ts
+++ b/src/module/rolls/check.ts
@@ -24,13 +24,13 @@ export class DS4Check extends DiceTerm {
         this.canFumble = canFumble;
 
         // Parse and store check target number
-        const targetValueModifier = this.modifiers.filter((m) => m[0] === "v")[0];
-        const tvRgx = new RegExp("v([0-9]+)?");
-        const tvMatch = targetValueModifier?.match(tvRgx);
-        if (tvMatch) {
-            const [parseTargetValue] = tvMatch.slice(1);
-            this.checkTargetNumber = parseTargetValue
-                ? parseInt(parseTargetValue)
+        const checkTargetNumberModifier = this.modifiers.filter((m) => m[0] === "v")[0];
+        const ctnRgx = new RegExp("v([0-9]+)?");
+        const ctnMatch = checkTargetNumberModifier?.match(ctnRgx);
+        if (ctnMatch) {
+            const [parseCheckTargetNumber] = ctnMatch.slice(1);
+            this.checkTargetNumber = parseCheckTargetNumber
+                ? parseInt(parseCheckTargetNumber)
                 : DS4Check.DEFAULT_CHECK_TARGET_NUMBER;
         }