diff --git a/install_mp.bash b/install_mp.bash
index 97ee0f3d956b2dd90e0a36dbf4ba6ce1a35aed46..c59242528d2d0c96e1b10049168c44acc6941883 100755
--- a/install_mp.bash
+++ b/install_mp.bash
@@ -98,7 +98,7 @@ ubuntu)
   sudo apt install git
   pip3 install --upgrade pip
   pip3 install PySide6
-  pip3 install pyqtdarktheme
+  pip3 install pyspellchecker
   install_mp_gryphon
   ;;
 
@@ -106,7 +106,7 @@ macos)
   echo "Installing requisite packages..."
   pip3 install --upgrade pip
   pip3 install PySide6
-  pip3 install pyqtdarktheme
+  pip3 install pyspellchecker
   install_gryphon
   install_preloaded_examples
   ;;