diff --git a/tests/pkg_fatfs/Makefile b/tests/pkg_fatfs/Makefile
index d6923a5f88..acb0aa1346 100644
--- a/tests/pkg_fatfs/Makefile
+++ b/tests/pkg_fatfs/Makefile
@@ -45,7 +45,7 @@ USEMODULE += mtd_sdcard
 endif
 
 image:
-	@tar -xjf riot_fatfs_disk.tar.gz -C ./bin/
+	@tar -xjf riot_fatfs_disk.tar.bz2 -C ./bin/
 
 #this generates a compressed fat image file that can be used by the fat driver on native
 compressed-image:
diff --git a/tests/pkg_fatfs/create_fat_image_file.sh b/tests/pkg_fatfs/create_fat_image_file.sh
index fa72597b7b..057bdd29a0 100755
--- a/tests/pkg_fatfs/create_fat_image_file.sh
+++ b/tests/pkg_fatfs/create_fat_image_file.sh
@@ -13,5 +13,5 @@ sudo mount -o loop,umask=000 riot_fatfs_disk.img /media/riot_fatfs_disk
 touch /media/riot_fatfs_disk/test.txt
 echo "the test file content 123 abc" | tr '\n' '\0' >> /media/riot_fatfs_disk/test.txt
 sudo umount /media/riot_fatfs_disk
-tar -cjf riot_fatfs_disk.tar.gz riot_fatfs_disk.img
+tar -cjf riot_fatfs_disk.tar.bz2 riot_fatfs_disk.img
 rm riot_fatfs_disk.img
diff --git a/tests/pkg_fatfs/riot_fatfs_disk.tar.gz b/tests/pkg_fatfs/riot_fatfs_disk.tar.bz2
similarity index 100%
rename from tests/pkg_fatfs/riot_fatfs_disk.tar.gz
rename to tests/pkg_fatfs/riot_fatfs_disk.tar.bz2