diff --git a/src/terminal/dcs.zig b/src/terminal/dcs.zig
index 197af2230..cde00d218 100644
--- a/src/terminal/dcs.zig
+++ b/src/terminal/dcs.zig
@@ -209,7 +209,7 @@ const State = union(enum) {
     /// DECRQSS
     decrqss: struct {
         data: [2]u8 = undefined,
-        len: usize = 0,
+        len: u2 = 0,
     },
 };