diff --git a/offline.sh b/offline.sh
index 2db46c16a4cd98ba70bc0ccb8c83aa5c2ed970a1..71d4a023247d00a375cdc84198997997fcd821dc 100755
--- a/offline.sh
+++ b/offline.sh
@@ -30,4 +30,4 @@ docker run \
     --display 0 \
     --render_pose 0 && \
     cd /tmp && \
-    tar -czf /output/$output_name $tmp_name"
+    tar -cf /output/$output_name $tmp_name"
diff --git a/viz.sh b/viz.sh
index c57b8dbf06938cfb779fadebb217ee655a8a09de..66b52ae54d2860e7fd92db9478e97b25f2ca2e9a 100755
--- a/viz.sh
+++ b/viz.sh
@@ -30,4 +30,4 @@ docker run \
     --number_people_max 1 \
     --hand && \
     cd /tmp && \
-    tar -czf /output/$output_name $tmp_name"
+    tar -cf /output/$output_name $tmp_name"