diff --git a/assert.html b/assert.html
index a1c0f0c..991a912 100644
--- a/assert.html
+++ b/assert.html
@@ -269,7 +269,7 @@ <h3>Details</h3>
                         withinValueField.typedInput('type',rule.valueType||'num');
                         withinValue2Field.typedInput('value',rule.value2);
                         withinValue2Field.typedInput('type',rule.value2Type||'num');                        
-                    } else if (typeof rule.value == "regex") {
+                    } else if (rule.type == "regex") {
                         regexField.typedInput('value',rule.value);
                         regexField.typedInput('type',rule.valueType||'re');
                     } else if (typeof rule.value != "undefined") {