diff --git a/src/main/java/org/codelibs/fess/mylasta/action/FessLabels.java b/src/main/java/org/codelibs/fess/mylasta/action/FessLabels.java
index fd0618415..73bbf74ad 100644
--- a/src/main/java/org/codelibs/fess/mylasta/action/FessLabels.java
+++ b/src/main/java/org/codelibs/fess/mylasta/action/FessLabels.java
@@ -1385,10 +1385,10 @@ public class FessLabels extends ActionMessages {
     /** The key of the message: Back */
     public static final String LABELS_design_button_back = "{labels.design_button_back}";
 
-    /** The key of the message: Data　Store Crawling */
+    /** The key of the message: Data Store Crawling */
     public static final String LABELS_data_crawling_configuration = "{labels.data_crawling_configuration}";
 
-    /** The key of the message: Data　Store Crawling Configuration */
+    /** The key of the message: Data Store Crawling Configuration */
     public static final String LABELS_data_crawling_title_details = "{labels.data_crawling_title_details}";
 
     /** The key of the message: Handler Name */
diff --git a/src/main/resources/fess_label.properties b/src/main/resources/fess_label.properties
index 2df82134b..27a8fc585 100644
--- a/src/main/resources/fess_label.properties
+++ b/src/main/resources/fess_label.properties
@@ -452,8 +452,8 @@ labels.design_file_profile=Profile Page
 labels.design_title_edit_content=Edit JSP File
 labels.design_button_update=Update
 labels.design_button_back=Back
-labels.data_crawling_configuration=Data\u3000Store Crawling
-labels.data_crawling_title_details=Data\u3000Store Crawling Configuration
+labels.data_crawling_configuration=Data Store Crawling
+labels.data_crawling_title_details=Data Store Crawling Configuration
 labels.handler_name=Handler Name
 labels.handler_parameter=Parameter
 labels.handler_script=Script
diff --git a/src/main/resources/fess_label_en.properties b/src/main/resources/fess_label_en.properties
index 606d25e31..6513b8ccf 100644
--- a/src/main/resources/fess_label_en.properties
+++ b/src/main/resources/fess_label_en.properties
@@ -452,8 +452,8 @@ labels.design_file_profile=Profile Page
 labels.design_title_edit_content=Edit JSP File
 labels.design_button_update=Update
 labels.design_button_back=Back
-labels.data_crawling_configuration=Data\u3000Store Crawling
-labels.data_crawling_title_details=Data\u3000Store Crawling Configuration
+labels.data_crawling_configuration=Data Store Crawling
+labels.data_crawling_title_details=Data Store Crawling Configuration
 labels.handler_name=Handler Name
 labels.handler_parameter=Parameter
 labels.handler_script=Script