diff --git a/IPython/terminal/ptshell.py b/IPython/terminal/ptshell.py
index 3b5e436..b63c0fe 100644
--- a/IPython/terminal/ptshell.py
+++ b/IPython/terminal/ptshell.py
@@ -91,6 +91,7 @@ class PTInteractiveShell(InteractiveShell):
                             key_bindings_registry=kbmanager.registry,
                             history=history,
                             completer=IPythonPTCompleter(self.Completer),
+                            enable_history_search=True,
                             style=style,
         )