diff --git a/Core/src/org/sleuthkit/autopsy/casemodule/Case.java b/Core/src/org/sleuthkit/autopsy/casemodule/Case.java
index 4681083400..cccd1dc856 100644
--- a/Core/src/org/sleuthkit/autopsy/casemodule/Case.java
+++ b/Core/src/org/sleuthkit/autopsy/casemodule/Case.java
@@ -801,6 +801,9 @@ public class Case {
             } finally {
                 throw new ConcurrentDbAccessException("Unable to acquire lock on " + lockFile, conflictingApplication);    
             }   
+        } else {
+            lockFileRaf.setLength(0);
+            lockFileRaf.writeChars(APP_NAME);
         }
     }