diff --git a/astronaut/astronautpkg b/astronaut/astronautpkg
index 5ad52a2..6bb90d2 100755
--- a/astronaut/astronautpkg
+++ b/astronaut/astronautpkg
@@ -32,4 +32,4 @@ fi
 cd "$dir_install"
 
 export PATH="$PATH:/sbin"
-$_fakeroot makepkg -l y -c n "$dir_wrapper_pkgtools/$_satname-$version-$(uname -m)-astro.tgz"
+$_fakeroot makepkg -l y -c n "$dir_wrapper_pkgtools/$_satname-$(echo "$version" | sed -e 's/-/_/g')-$(uname -m)-astro.tgz"