diff --git a/src/server/hot_reload.rs b/src/server/hot_reload.rs
index 91c624047..ae8d67e08 100644
--- a/src/server/hot_reload.rs
+++ b/src/server/hot_reload.rs
@@ -114,7 +114,13 @@ pub async fn hot_reload_handler(
                                         *first = first.split_at(start.column).1;
                                     }
                                     if let Some(last) = lines.last_mut() {
-                                        *last = last.split_at(end.column).0;
+                                        // if there is only one line the start index of last line will be the start of the rsx!, not the start of the line
+                                        if start.line == end.line {
+                                            *last =
+                                                last.split_at(end.column - start.column).0;
+                                        } else {
+                                            *last = last.split_at(end.column).0;
+                                        }
                                     }
                                     let rsx = lines.join("\n");
                                     messages.push(SetRsxMessage {
diff --git a/src/server/mod.rs b/src/server/mod.rs
index b01a302de..8acf17848 100644
--- a/src/server/mod.rs
+++ b/src/server/mod.rs
@@ -144,7 +144,13 @@ pub async fn startup_hot_reload(port: u16, config: CrateConfig) -> Result<()> {
                                                 *first = first.split_at(start.column).1;
                                             }
                                             if let Some(last) = lines.last_mut() {
-                                                *last = last.split_at(end.column).0;
+                                                // if there is only one line the start index of last line will be the start of the rsx!, not the start of the line
+                                                if start.line == end.line {
+                                                    *last =
+                                                        last.split_at(end.column - start.column).0;
+                                                } else {
+                                                    *last = last.split_at(end.column).0;
+                                                }
                                             }
                                             let rsx = lines.join("\n");
                                             messages.push(SetRsxMessage {