diff --git a/.docker/install-static-libs.sh b/.docker/install-static-libs.sh
index b584a2b4..7991b42f 100644
--- a/.docker/install-static-libs.sh
+++ b/.docker/install-static-libs.sh
@@ -251,7 +251,7 @@ for target_arch in ${TARGET_ARCH_STR//,/ }; do
 
     endian="little"
     case "$CARCH" in
-        powerpc|powerpc64)
+        s390x|powerpc|powerpc64)
             endian="big"
             ;;
     esac