diff --git a/debian/changelog b/debian/changelog
index c49a575..2286660 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,10 @@
+systemback (1.8.402hamonikr6) jin; urgency=low
+
+  * Update systemback/systemback.cpp
+   - Fix : casper boot fail bug
+
+ -- HamoniKR <pkg@hamonikr.org>  Thu, 01 Apr 2021 18:21:08 +0900
+
 systemback (1.8.402hamonikr5) jin; urgency=low
 
   * Changed default font settings
diff --git a/systemback/systemback.cpp b/systemback/systemback.cpp
index 616d13e..58cdc46 100644
--- a/systemback/systemback.cpp
+++ b/systemback/systemback.cpp
@@ -7236,6 +7236,12 @@ void systemback::on_livenew_clicked()
                 }
             }
         }
+        
+        // Fix : casper boot fail bug
+        if(sb::isfile("/usr/share/initramfs-tools/scripts/casper"))
+        {
+            sb::exec("sed -i -E 's/(panic \"\/cow)(.+)/true/g' /usr/share/initramfs-tools/scripts/casper")    
+        }        
 
         if(did.isEmpty()) did = "Ubuntu";
         QFile file("/etc/hostname");