diff --git a/build_node/builders/base_rpm_builder.py b/build_node/builders/base_rpm_builder.py
index 29e3c7d..3fd56a9 100644
--- a/build_node/builders/base_rpm_builder.py
+++ b/build_node/builders/base_rpm_builder.py
@@ -58,8 +58,8 @@
 # 'r' modifier and the number of slashes is intentional, modify very carefully
 # or don't touch this at all
 MODSIGN_CONTENT = r"""
-%__brp_kmod_sign %{expand:[ ! -d "$RPM_BUILD_ROOT/lib/modules/"  ] || find "$RPM_BUILD_ROOT/lib/modules/" -type f -name '*.ko' -print -exec /usr/local/bin/modsign %{modsign_os} {} \\\;}
-%__brp_kmod_post_sign_process %{expand:[ ! -d "$RPM_BUILD_ROOT/lib/modules/" ] || find "$RPM_BUILD_ROOT/lib/modules/" -type f -name '*.ko.*' -print -exec rm -f {} \\\;}
+%__brp_kmod_sign %{expand:[ ! -d "$RPM_BUILD_ROOT/lib/modules/" ] || find "$RPM_BUILD_ROOT/lib/modules/" -type f -name '*.ko' -print0 | xargs -0 -r -I{} /usr/local/bin/modsign %{modsign_os} {} }
+%__brp_kmod_post_sign_process %{expand:[ ! -d "$RPM_BUILD_ROOT/lib/modules/" ] || find "$RPM_BUILD_ROOT/lib/modules/" -type f -name '*.ko.*' -delete}
 %__spec_install_post \\
         %{?__debug_package:%{__debug_install_post}} \\
         %{__arch_install_post} \\