diff --git a/pika-build-config/v3.sh b/pika-build-config/v3.sh
index 13f312c1f..d07058646 100644
--- a/pika-build-config/v3.sh
+++ b/pika-build-config/v3.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="1:2.8.1+20241226.gitce994de41-dmo2"
-export PIKA_PACKAGE_NAME="avidemux-dmo"
+export PIKA_PACKAGE_VERSION="1:18.1.8-13"
+export PIKA_PACKAGE_NAME="llvm-toolchain-18"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b1"