diff --git a/pungi-build.conf.j2 b/pungi-build.conf.j2
index dafdfec..b4428b4 100644
--- a/pungi-build.conf.j2
+++ b/pungi-build.conf.j2
@@ -10,7 +10,7 @@ from extra_options import *
 # PRODUCT INFO
 {% set full_product_name = product_name + " Kitten" %}
 release_name = "{{ full_product_name }}"
-release_short = "{{ full_product_name }}"
+release_short = "{{ full_product_name | replace(' ', '-') }}"
 release_version = "{{ distribution_major_version }}"
 treeinfo_version = "{{ distribution_major_version }}"