diff --git a/pungi-build.conf.j2 b/pungi-build.conf.j2
index ecb42cb..5830556 100644
--- a/pungi-build.conf.j2
+++ b/pungi-build.conf.j2
@@ -55,7 +55,9 @@ pkgset_koji_module_tag = "dist-c8-module-compose"
 pkgset_allow_reuse = False
 
 
+{% if sigkeys_fingerprints %}
 sigkeys = [{{ sigkeys_fingerprints | join(', ') }}]
+{% endif %}
 
 filter_system_release_packages = False