diff --git a/format.h b/format.h
index e15baeb8..7a9cc540 100644
--- a/format.h
+++ b/format.h
@@ -100,7 +100,7 @@ inline uint32_t clzll(uint64_t x) {
 #endif
 
 #ifdef __clang__
-# pragma clang diagnostic ignored "-Wdocumentation-unknown-command"
+# pragma clang diagnostic ignored "-Wdocumentation"
 #endif
 
 #ifdef __GNUC_LIBSTD__