diff --git a/userspace/libsinsp/utils.cpp b/userspace/libsinsp/utils.cpp
index c40742f3d2..b14c8209b8 100644
--- a/userspace/libsinsp/utils.cpp
+++ b/userspace/libsinsp/utils.cpp
@@ -968,13 +968,7 @@ void sinsp_utils::ts_to_string(uint64_t ts, std::string* res, bool date, bool ns
 	time_t Time;
 	uint64_t sec = ts / ONE_SECOND_IN_NS;
 	uint64_t nsec = ts % ONE_SECOND_IN_NS;
-	thread_local int32_t thiszone = -1;
-
-	if (thiszone == -1)
-	{
-		thiszone = gmt2local(0);
-	}
-
+	int32_t thiszone = gmt2local(0);
 	int32_t s = (sec + thiszone) % 86400;
 	int32_t bufsize = 0;
 	char buf[256];