diff --git a/docs/devguide.md b/docs/devguide.md
index fe25e306..160e4969 100644
--- a/docs/devguide.md
+++ b/docs/devguide.md
@@ -54,9 +54,6 @@ conveniently run tests, etc.
 # run core-daemon
 sudo core-daemon
 
-# run python gui
-core-pygui
-
 # run gui
 core-gui
 
diff --git a/docs/emane.md b/docs/emane.md
index dfa30897..7f83aa25 100644
--- a/docs/emane.md
+++ b/docs/emane.md
@@ -60,7 +60,7 @@ You can find more detailed tutorials and examples at the
 
 Every topic below assumes CORE, EMANE, and OSPF MDR have been installed.
 
-> **WARNING:** demo files will be found within the new `core-pygui`
+> **WARNING:** demo files will be found within the new `core-gui`
 
 | Topic                                | Model   | Description                                               |
 |--------------------------------------|---------|-----------------------------------------------------------|
diff --git a/docs/gui.md b/docs/gui.md
index 9914e30a..ebd4afc1 100644
--- a/docs/gui.md
+++ b/docs/gui.md
@@ -62,7 +62,7 @@ The GUI will create a directory in your home directory on first run called
 ## Modes of Operation
 
 The CORE GUI has two primary modes of operation, **Edit** and **Execute**
-modes. Running the GUI, by typing **core-pygui** with no options, starts in
+modes. Running the GUI, by typing **core-gui** with no options, starts in
 Edit mode. Nodes are drawn on a blank canvas using the toolbar on the left
 and configured from right-click menus or by double-clicking them. The GUI
 does not need to be run as root.