diff --git a/src/main/java/com/reandroid/arsc/value/ValueItem.java b/src/main/java/com/reandroid/arsc/value/ValueItem.java
index c269063..6d042dd 100755
--- a/src/main/java/com/reandroid/arsc/value/ValueItem.java
+++ b/src/main/java/com/reandroid/arsc/value/ValueItem.java
@@ -203,7 +203,7 @@ import java.util.Objects;
          return null;
      }
      public void setValueAsString(String str){
-         if(getValueType() != ValueType.STRING
+         if(getValueType() == ValueType.STRING
                  && Objects.equals(str, getValueAsString())){
              return;
          }