diff --git a/src/tmpfiles/tmpfiles.c b/src/tmpfiles/tmpfiles.c
index 016693c813..f7f72e9d0d 100644
--- a/src/tmpfiles/tmpfiles.c
+++ b/src/tmpfiles/tmpfiles.c
@@ -146,7 +146,7 @@ typedef struct ItemArray {
 } ItemArray;
 
 typedef enum DirectoryType {
-        DIRECTORY_RUNTIME = 0,
+        DIRECTORY_RUNTIME,
         DIRECTORY_STATE,
         DIRECTORY_CACHE,
         DIRECTORY_LOGS,