diff --git a/lodash.js b/lodash.js
index 0c6b5bb1c..278dcd780 100644
--- a/lodash.js
+++ b/lodash.js
@@ -4798,7 +4798,9 @@
           return equalArrays(convert(object), convert(other), equalFunc, customizer, bitmask | UNORDERED_COMPARE_FLAG, stack);
 
         case symbolTag:
-          return !!symbolValueOf && (symbolValueOf.call(object) == symbolValueOf.call(other));
+          if (symbolValueOf) {
+            return symbolValueOf.call(object) == symbolValueOf.call(other);
+          }
       }
       return false;
     }