diff --git a/lib/std/meta.zig b/lib/std/meta.zig
index 492e497ff4c9171340742ae8e015441db612223b..8f40d70feded2419a629f4110a4be7ae49af1851 100644
--- a/lib/std/meta.zig
+++ b/lib/std/meta.zig
@@ -884,6 +884,7 @@ pub fn Tuple(comptime types: []const type) type {
             .field_type = T,
             .default_value = @as(?T, null),
             .is_comptime = false,
+            .alignment = @alignOf(T),
         };
     }