diff --git a/pkg/geom/tty/render.go b/pkg/geom/tty/render.go
index 636be3fb..5b341951 100644
--- a/pkg/geom/tty/render.go
+++ b/pkg/geom/tty/render.go
@@ -102,7 +102,7 @@ func swapImage(
 			info.Fprintf(data, terminfo.ExitAttributeMode)
 
 			// CJK characters
-			col += srcCell.Width() - 1
+			col += geom.Max(srcCell.Width(), 1) - 1
 		}
 	}