diff --git a/idd.py b/idd.py
index c88521b..c44fc43 100755
--- a/idd.py
+++ b/idd.py
@@ -186,12 +186,12 @@ async def execute_debugger_command(self, event: Input.Changed) -> None:
 
         if self.base_command_bar.value != "":
             result = Debugger.run_single_command(self.base_command_bar.value, "base")
-            self.diff_area1.value = result
+            self.diff_area1.append(result)
             self.base_command_bar.value = ""
 
         if self.regressed_command_bar.value != "":
             result = Debugger.run_single_command(self.regressed_command_bar.value, "regressed")
-            self.diff_area2.value = result
+            self.diff_area2.append(result)
             self.regressed_command_bar.value = ""
 
 if __name__ == "__main__":