diff --git a/lib/std/build.zig b/lib/std/build.zig
index cc062f3af8830d3ebf24b1e0ab2e4fd802c58493..68d3f2a31512428f13ad59a0e757b4e7203aaa05 100644
--- a/lib/std/build.zig
+++ b/lib/std/build.zig
@@ -853,7 +853,7 @@ pub const Builder = struct {
     ) ![]u8 {
         assert(argv.len != 0);
 
-        const max_output_size = 100 * 1024;
+        const max_output_size = 400 * 1024;
         const child = try std.ChildProcess.init(argv, self.allocator);
         defer child.deinit();