diff --git a/src/linker/base_ext/base_blake3.c b/src/linker/base_ext/base_blake3.c
index ca29e21a..ce380e6b 100644
--- a/src/linker/base_ext/base_blake3.c
+++ b/src/linker/base_ext/base_blake3.c
@@ -4,6 +4,7 @@
 #if defined(__clang__)
 #pragma clang diagnostic push
 #pragma clang diagnostic ignored "-Wmacro-redefined"
+#pragma clang diagnostic ignored "-Wsign-conversion"
 #elif defined(_MSC_VER)
 #pragma warning (push, 0)
 #endif