1 files changed, 1 insertions, 1 deletions

diff --git a/Makefile b/Makefile
index a01e965..48079f6 100644
--- a/Makefile
+++ b/Makefile
@@ -5,7 +5,7 @@ unit_instance_name != systemd-escape "$$(realpath "$(fossil_database)")"
 our_name = fossil-sync
 unit_files_basenames = $(addprefix $(our_name)@.,service path timer)
 unit_files = $(addprefix src/,$(unit_files_basenames))
-unit_instances = $(subst @,@$(unit_instance_name),$(unit_files_basenames))
+unit_instances = $(subst @,@"$(unit_instance_name)",$(unit_files_basenames))
 unit_instance = $(our_name)@$(unit_instance_name).service
 
 default: install start ui