diff --git a/client/core/src/lib/validator.js b/client/core/src/lib/validator.js
index 3da350a3e..75ebd2e47 100644
--- a/client/core/src/lib/validator.js
+++ b/client/core/src/lib/validator.js
@@ -15,14 +15,15 @@ export const validators = {
             max: conf.max || conf.is
         };
         if (!validator.isLength(value, options)) {
-            if (conf.is || conf.min === conf.max)
+            if (conf.is) {
                 throw new Error(`Value should be ${conf.is} characters long`);
-            else if (conf.min !== conf.max)
+            } else if (conf.min && conf.max) {
                 throw new Error(`Value should have a length between ${conf.min} and ${conf.max}`);
-            else if (conf.min)
+            } else if (conf.min) {
                 throw new Error(`Value should have at least ${conf.min} characters`);
-            else
+            } else {
                 throw new Error(`Value should have at most ${conf.min} characters`);
+            }
         }
     },
     numericality: function(value, conf) {