diff --git a/build.sh b/build.sh
index e322b171..eff2b257 100755
--- a/build.sh
+++ b/build.sh
@@ -452,6 +452,7 @@ cd "../.."
 rm -rf feeds/luci/modules/luci-mod-network
 [ -d feeds/${OMR_DIST}/luci-mod-status ] && rm -rf feeds/luci/modules/luci-mod-status
 [ -d feeds/${OMR_DIST}/luci-app-statistics ] && rm -rf feeds/luci/applications/luci-app-statistics
+[ -d feeds/${OMR_DIST}/luci-proto-modemmanager ] && rm -rf feeds/luci/protocols/luci-proto-modemmanager
 
 echo "Add Occitan translation support"
 if ! patch -Rf -N -p1 -s --dry-run < patches/luci-occitan.patch; then