1 files changed, 4 insertions, 4 deletions
diff --git a/stdlib/source/program/aedifex/artifact/snapshot/stamp.lux b/stdlib/source/program/aedifex/artifact/snapshot/stamp.lux
index f17f27680..55a3957a9 100644
--- a/stdlib/source/program/aedifex/artifact/snapshot/stamp.lux
+++ b/stdlib/source/program/aedifex/artifact/snapshot/stamp.lux
@@ -23,10 +23,10 @@
 
 (def: .public equivalence
   (Equivalence Stamp)
-  ($_ product.equivalence
-      //time.equivalence
-      //build.equivalence
-      ))
+  (all product.equivalence
+       //time.equivalence
+       //build.equivalence
+       ))
 
 (def: <timestamp>
   xml.Tag