diff --git a/Libraries/zeromq/files/variants.yaml b/Libraries/zeromq/files/variants.yaml
index 1e3934e..ec88708 100644
--- a/Libraries/zeromq/files/variants.yaml
+++ b/Libraries/zeromq/files/variants.yaml
@@ -1,6 +1,4 @@
-zeromq/4.1.4:
-  - relstage: unstable
-zeromq/4.1.8:
-  - relstage: unstable
+overlay: base
+group: Libraries
 zeromq/4.3.4:
-  - relstage: unstable
+  - relstage: stable