diff --git a/terminal.h b/terminal.h
index 83406f41..307e2b0b 100644
--- a/terminal.h
+++ b/terminal.h
@@ -85,7 +85,7 @@ struct damage {
 };
 
 struct composed {
-    wchar_t chars[20];
+    wchar_t chars[7];
     uint8_t count;
     int width;
 };