diff --git a/git/git_branch_age.nu b/git/git_branch_age.nu
index fcd477e..d26fa17 100755
--- a/git/git_branch_age.nu
+++ b/git/git_branch_age.nu
@@ -4,7 +4,7 @@ def "git age" [] {
     lines |
     str substring 2, |
     wrap name |
-    insert date {
+    insert last_commit {
         get name |
         each {
             git show $it --no-patch --format=%as | str to-datetime