diff --git a/run.sh b/run.sh
index f6084a0..05206d7 100755
--- a/run.sh
+++ b/run.sh
@@ -1,4 +1,4 @@
 #!/bin/bash
 
-HOME=$(mktemp -d)
+HOME=$(mktemp -d --suffix=.matlab)
 exec ${SPM_EXEC} script ${SPM_DIR}/spm_BIDS_App.m $@