diff --git a/IPython/config/profile/python3/ipython_config.py b/IPython/config/profile/python3/ipython_config.py
new file mode 100644
index 0000000..00a4794
--- /dev/null
+++ b/IPython/config/profile/python3/ipython_config.py
@@ -0,0 +1,3 @@
+# This can be used at any point in a config file to load a sub config
+# and merge it into the current one.
+load_subconfig('ipython_config.py', profile='default')