diff --git a/pika-build-config/amd64-v3.sh b/pika-build-config/amd64-v3.sh
index 8c4792d..895a166 100755
--- a/pika-build-config/amd64-v3.sh
+++ b/pika-build-config/amd64-v3.sh
@@ -1,15 +1,15 @@
 #! /bin/bash
 export PIKA_BUILD_ARCH="amd64-v3"
 export DEBIAN_FRONTEND="noninteractive"
-#export DEB_BUILD_MAINT_OPTIONS="optimize=+lto -march=x86-64-v3 -O3 -flto -fuse-linker-plugin -falign-functions=32"
-#export DEB_CFLAGS_MAINT_APPEND="-march=x86-64-v3 -O3 -flto -fuse-linker-plugin -falign-functions=32"
-#export DEB_CPPFLAGS_MAINT_APPEND="-march=x86-64-v3 -O3 -flto -fuse-linker-plugin -falign-functions=32"
-#export DEB_CXXFLAGS_MAINT_APPEND="-march=x86-64-v3 -O3 -flto -fuse-linker-plugin -falign-functions=32"
-#export DEB_LDFLAGS_MAINT_APPEND="-march=x86-64-v3 -O3 -flto -fuse-linker-plugin -falign-functions=32"
-export DEB_BUILD_MAINT_OPTIONS="-march=x86-64-v3 -O3"
-export DEB_CFLAGS_MAINT_APPEND="-march=x86-64-v3 -O3"
-export DEB_CPPFLAGS_MAINT_APPEND="-march=x86-64-v3 -O3"
-export DEB_CXXFLAGS_MAINT_APPEND="-march=x86-64-v3 -O3"
-export DEB_LDFLAGS_MAINT_APPEND="-march=x86-64-v3 -O3"
+export DEB_BUILD_MAINT_OPTIONS="optimize=+lto -march=x86-64-v3 -O3 -flto -fuse-linker-plugin -falign-functions=32"
+export DEB_CFLAGS_MAINT_APPEND="-march=x86-64-v3 -O3 -flto -fuse-linker-plugin -falign-functions=32"
+export DEB_CPPFLAGS_MAINT_APPEND="-march=x86-64-v3 -O3 -flto -fuse-linker-plugin -falign-functions=32"
+export DEB_CXXFLAGS_MAINT_APPEND="-march=x86-64-v3 -O3 -flto -fuse-linker-plugin -falign-functions=32"
+export DEB_LDFLAGS_MAINT_APPEND="-march=x86-64-v3 -O3 -flto -fuse-linker-plugin -falign-functions=32"
+#export DEB_BUILD_MAINT_OPTIONS="-march=x86-64-v3 -O3"
+#export DEB_CFLAGS_MAINT_APPEND="-march=x86-64-v3 -O3"
+#export DEB_CPPFLAGS_MAINT_APPEND="-march=x86-64-v3 -O3"
+#export DEB_CXXFLAGS_MAINT_APPEND="-march=x86-64-v3 -O3"
+#export DEB_LDFLAGS_MAINT_APPEND="-march=x86-64-v3 -O3"
 export DEB_BUILD_OPTIONS="nocheck notest terse"
 export DPKG_GENSYMBOLS_CHECK_LEVEL=0