diff --git a/projects/git-quick-stats.sh/package.yml b/projects/git-quick-stats.sh/package.yml
index 2b738fbd..4724aad7 100644
--- a/projects/git-quick-stats.sh/package.yml
+++ b/projects/git-quick-stats.sh/package.yml
@@ -6,6 +6,10 @@ versions:
   github: arzzen/git-quick-stats
   strip: /^Version /
 
+companions:
+  # requires GNU `date` since 2.5.5
+  gnu.org/coreutils: '*'
+
 provides:
   - bin/git-quick-stats