diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index aab7c6301..52426fa91 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="15:13.3.rel1-1"
-export PIKA_PACKAGE_NAME="gcc-arm-none-eabi"
+export PIKA_PACKAGE_VERSION="5.8.2-10"
+export PIKA_PACKAGE_NAME="ga"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"