diff --git a/CHANGELOG.md b/CHANGELOG.md
index fabcf11..14d2118 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -54,6 +54,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Parser stopping at unknown DEC private modes/SGR character attributes
 - Block selection appending duplicate newlines when last column is selected
 - Bitmap fonts being a bit smaller than they should be in some cases
+- Config reload creating alternate screen history instead of updating scrollback
 
 ### Removed
 
diff --git a/alacritty_terminal/src/term/mod.rs b/alacritty_terminal/src/term/mod.rs
index b2184ad..a91f41e 100644
--- a/alacritty_terminal/src/term/mod.rs
+++ b/alacritty_terminal/src/term/mod.rs
@@ -972,7 +972,12 @@ impl<T> Term<T> {
         }
         self.default_cursor_style = config.cursor.style;
         self.dynamic_title = config.dynamic_title();
-        self.grid.update_history(config.scrolling.history() as usize);
+
+        if self.alt {
+            self.alt_grid.update_history(config.scrolling.history() as usize);
+        } else {
+            self.grid.update_history(config.scrolling.history() as usize);
+        }
     }
 
     /// Convert the active selection to a String.