diff --git a/component/common/src/main/java/one/nem/lacerta/component/common/LacertaApplyTagDialog.java b/component/common/src/main/java/one/nem/lacerta/component/common/LacertaApplyTagDialog.java
index 3a76ebf5..c5acb14b 100644
--- a/component/common/src/main/java/one/nem/lacerta/component/common/LacertaApplyTagDialog.java
+++ b/component/common/src/main/java/one/nem/lacerta/component/common/LacertaApplyTagDialog.java
@@ -133,10 +133,14 @@ public class LacertaApplyTagDialog extends DialogFragment {
     }
 
     private void applyChangeToVariable(boolean isChecked, String tagId) {
+        logger.debug("applyChangeToVariable", "isChecked: " + isChecked);
+        logger.debug("applyChangeToVariable", "tagId: " + tagId);
+        logger.debug("applyChangeToVariable", "this.registeredTags.size(): " + this.registeredTags.size());
+        logger.debug("applyChangeToVariable", "this.appliedTags.size(): " + this.appliedTags.size());
         if (isChecked) {
-            this.registeredTags.stream().findAny().filter(tag -> tag.getId().equals(tagId)).ifPresent(tag -> this.appliedTags.add(tag));
+            this.registeredTags.stream().filter(tag -> tag.getId().equals(tagId)).findFirst().ifPresent(tag -> this.appliedTags.add(tag));
         } else {
-            this.appliedTags.stream().findAny().filter(tag -> tag.getId().equals(tagId)).ifPresent(tag -> this.appliedTags.remove(tag));
+            this.appliedTags.stream().filter(tag -> tag.getId().equals(tagId)).findFirst().ifPresent(tag -> this.appliedTags.remove(tag));
         }
     }