1 files changed, 1 insertions, 1 deletions
diff --git a/unit.h b/unit.h
index 8505d275a4..0cd09fe5a6 100644
--- a/unit.h
+++ b/unit.h
@@ -240,6 +240,6 @@ bool unit_job_is_applicable(Unit *u, JobType j);
 const char *unit_path(void);
 int set_unit_path(const char *p);
 
-char *unit_name_escape_path(const char *path, const char *suffix);
+char *unit_name_escape_path(const char *prefix, const char *path, const char *suffix);
 
 #endif