diff --git a/src/main/assembly/dist-unix.xml b/src/main/assembly/dist-unix.xml
index 73711f4..ef184d4 100644
--- a/src/main/assembly/dist-unix.xml
+++ b/src/main/assembly/dist-unix.xml
@@ -1,7 +1,7 @@
 <assembly>
 	<id>dist-unix</id>
 	<formats>
-		<format>tar</format>
+		<format>tar.gz</format>
 	</formats>
 	<fileSets>
 		<fileSet>