diff --git a/include/date/tz.h b/include/date/tz.h
index 92dbe37..9c3f8da 100644
--- a/include/date/tz.h
+++ b/include/date/tz.h
@@ -58,9 +58,18 @@
 #  endif
 #endif
 
+#ifdef __clang__
+# pragma clang diagnostic push
+# pragma clang diagnostic ignored "-Wconstant-logical-operand"
+#endif
+
 static_assert(!(USE_OS_TZDB && HAS_REMOTE_API),
               "USE_OS_TZDB and HAS_REMOTE_API can not be used together");
 
+#ifdef __clang__
+# pragma clang diagnostic pop
+#endif
+
 #ifndef AUTO_DOWNLOAD
 #  define AUTO_DOWNLOAD HAS_REMOTE_API
 #endif