diff --git a/rust.spec b/rust.spec
index 131df7f..aeb2c4d 100644
--- a/rust.spec
+++ b/rust.spec
@@ -472,7 +472,7 @@ export LIBSSH2_SYS_USE_PKG_CONFIG=1
 %global common_libdir %{_prefix}/lib
 %global rustlibdir %{common_libdir}/rustlib
 
-%ifarch %{arm} %{ix86}
+%ifarch %{arm} %{ix86} s390x
 # full debuginfo is exhausting memory; just do libstd for now
 # https://github.com/rust-lang/rust/issues/45854
 %if (0%{?fedora} && 0%{?fedora} < 27) || (0%{?rhel} && 0%{?rhel} <= 7)