diff --git a/crates/gpui/src/text_system/line_wrapper.rs b/crates/gpui/src/text_system/line_wrapper.rs
index 56f18ea48e21e908652d9fd0cf66ea11fda59bd8..a4f407e1fa646cb1597a523ec9dbaab9168332e1 100644
--- a/crates/gpui/src/text_system/line_wrapper.rs
+++ b/crates/gpui/src/text_system/line_wrapper.rs
@@ -117,7 +117,7 @@ impl LineWrapper {
                 buffer,
                 self.font_size,
                 &[FontRun {
-                    len: 1,
+                    len: buffer.len(),
                     font_id: self.font_id,
                 }],
             )