diff --git a/build-scripts/showrev.sh b/build-scripts/showrev.sh
index 2a68fe694..517992d9c 100755
--- a/build-scripts/showrev.sh
+++ b/build-scripts/showrev.sh
@@ -2,6 +2,4 @@
 #
 # Print the current source revision, if available
 
-# FIXME: this prints the tip, which isn't useful if you're on a different
-#  branch, or just not sync'd to the tip.
-hg tip --template 'hg-{rev}:{node|short}' || (echo "hg-0:baadf00d"; exit 1)
+hg parents --template 'hg-{rev}:{node|short}' || (echo "hg-0:baadf00d"; exit 1)