diff --git a/Core/src/org/sleuthkit/autopsy/modules/filetypeid/FileTypeDetector.java b/Core/src/org/sleuthkit/autopsy/modules/filetypeid/FileTypeDetector.java
index ff056efdc7..c742110f6b 100755
--- a/Core/src/org/sleuthkit/autopsy/modules/filetypeid/FileTypeDetector.java
+++ b/Core/src/org/sleuthkit/autopsy/modules/filetypeid/FileTypeDetector.java
@@ -438,7 +438,6 @@ public class FileTypeDetector {
     @Deprecated
     public String detect(AbstractFile file) throws TskCoreException {
         String fileType = detectMIMEType(file);
-        file.setMIMEType(fileType); // Retain side effect of setting value in file object.
         return fileType;
     }