diff --git a/buildmanager.go b/buildmanager.go
index 6a83b2c..5dd7ed2 100644
--- a/buildmanager.go
+++ b/buildmanager.go
@@ -588,6 +588,11 @@ func (b *BuildManager) genQueue() ([]*ProtoPackage, error) {
 				Arch:     arch,
 			}
 
+			if !pkg.isAvailable(alpmHandle) {
+				log.Debugf("[QG] %s->%s not available on mirror, skipping build", pkg.FullRepo, pkg.Pkgbase)
+				continue
+			}
+
 			err = pkg.toDBPackage(true)
 			if err != nil {
 				log.Warningf("[QG] error getting/creating dbpackage %s: %v", state.Pkgbase, err)