diff --git a/nix-meson-build-support/libatomic/meson.build b/nix-meson-build-support/libatomic/meson.build
index d16d23817..1c014bee7 100644
--- a/nix-meson-build-support/libatomic/meson.build
+++ b/nix-meson-build-support/libatomic/meson.build
@@ -3,6 +3,6 @@
 # This is needed for std::atomic on some platforms
 # We did not manage to test this reliably on all platforms, so we hardcode
 # it for now.
-if host_machine.cpu_family() == 'arm'
+if host_machine.cpu_family() in [ 'arm', 'ppc' ]
   deps_other += cxx.find_library('atomic')
 endif