diff --git a/pika-build-config/v3.sh b/pika-build-config/v3.sh
index e880e4b20..0c30e9a2f 100644
--- a/pika-build-config/v3.sh
+++ b/pika-build-config/v3.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="2.10.0-2"
-export PIKA_PACKAGE_NAME="ruby-roo"
+export PIKA_PACKAGE_VERSION="1.12.0-1"
+export PIKA_PACKAGE_NAME="kdiff3"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b1"