diff --git a/patches/610-mikrotik-sysupgrade-v7.patch b/patches/610-mikrotik-sysupgrade-v7.patch
index dec9b99a..eb26decf 100644
--- a/patches/610-mikrotik-sysupgrade-v7.patch
+++ b/patches/610-mikrotik-sysupgrade-v7.patch
@@ -7,7 +7,7 @@ index 77a35f3eec0070..b8810bfbab305b 100644
  endef
  
 +define Build/kernel-pack-npk
-+	sh -c 'source $(STAGING_DIR_HOST)/share/npkpy-venv/bin/activate; python $(STAGING_DIR_HOST)/share/npkpy-venv/bin/pack_npk_kernel.py --kernel $@ --output $@.npk'
++	bash -c 'source $(STAGING_DIR_HOST)/share/npkpy-venv/bin/activate; python $(STAGING_DIR_HOST)/share/npkpy-venv/bin/pack_npk_kernel.py --kernel $@ --output $@.npk'
 +	mv $@.npk $@
 +endef
 +