diff --git a/.github/release-canary-v3 b/.github/release-canary-v3
index 0cfbf08..d00491f 100644
--- a/.github/release-canary-v3
+++ b/.github/release-canary-v3
@@ -1 +1 @@
-2
+1
diff --git a/pika-build-config/amd64-v3.sh b/pika-build-config/amd64-v3.sh
new file mode 100755
index 0000000..10285b4
--- /dev/null
+++ b/pika-build-config/amd64-v3.sh
@@ -0,0 +1,10 @@
+#! /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_OPTIONS="nocheck notest terse"
+export DPKG_GENSYMBOLS_CHECK_LEVEL=0
diff --git a/pika-build-config/i386.sh b/pika-build-config/i386.sh
new file mode 100755
index 0000000..7629d66
--- /dev/null
+++ b/pika-build-config/i386.sh
@@ -0,0 +1,5 @@
+#! /bin/bash
+export PIKA_BUILD_ARCH="i386"
+export DEBIAN_FRONTEND="noninteractive"
+export DEB_BUILD_OPTIONS="nocheck notest terse"
+export DPKG_GENSYMBOLS_CHECK_LEVEL=0