diff --git a/src/basic/signal-util.h b/src/basic/signal-util.h
index 294f226ed0..76b239b1fc 100644
--- a/src/basic/signal-util.h
+++ b/src/basic/signal-util.h
@@ -45,11 +45,11 @@ static inline void block_signals_reset(sigset_t *ss) {
         assert_se(sigprocmask(SIG_SETMASK, ss, NULL) >= 0);
 }
 
-#define BLOCK_SIGNALS(...)                                                        \
-        _cleanup_(block_signals_reset) _unused_ sigset_t _saved_sigset = ({       \
-                sigset_t t;                                                       \
-                assert_se(sigprocmask_many(SIG_BLOCK, &t, __VA_ARGS__, -1) >= 0); \
-                t;                                                                \
+#define BLOCK_SIGNALS(...)                                                         \
+        _cleanup_(block_signals_reset) _unused_ sigset_t _saved_sigset = ({        \
+                sigset_t _t;                                                       \
+                assert_se(sigprocmask_many(SIG_BLOCK, &_t, __VA_ARGS__, -1) >= 0); \
+                _t;                                                                \
         })
 
 static inline bool SIGNAL_VALID(int signo) {