diff --git a/src/core/cgroup.c b/src/core/cgroup.c
index 6f9e68f650..5402fffacf 100644
--- a/src/core/cgroup.c
+++ b/src/core/cgroup.c
@@ -449,7 +449,7 @@ void cgroup_context_dump(Unit *u, FILE* f, const char *prefix) {
                 "%sManagedOOMSwap: %s\n"
                 "%sManagedOOMMemoryPressure: %s\n"
                 "%sManagedOOMMemoryPressureLimit: " PERMYRIAD_AS_PERCENT_FORMAT_STR "\n"
-                "%sManagedOOMPreference: %s%%\n",
+                "%sManagedOOMPreference: %s\n",
                 prefix, yes_no(c->cpu_accounting),
                 prefix, yes_no(c->io_accounting),
                 prefix, yes_no(c->blockio_accounting),