diff --git a/lib/compiler/aro_translate_c.zig b/lib/compiler/aro_translate_c.zig
index 372734ace9..02c7547ce5 100644
--- a/lib/compiler/aro_translate_c.zig
+++ b/lib/compiler/aro_translate_c.zig
@@ -1668,7 +1668,7 @@ pub fn main() !void {
     var tree = translate(gpa, &aro_comp, args) catch |err| switch (err) {
         error.ParsingFailed, error.FatalError => renderErrorsAndExit(&aro_comp),
         error.OutOfMemory => return error.OutOfMemory,
-        error.StreamTooLong => std.zig.fatal("StreamTooLong?", .{}),
+        error.StreamTooLong => std.zig.fatal("An input file was larger than 4GiB", .{}),
     };
     defer tree.deinit(gpa);