diff --git a/pyproject.toml b/pyproject.toml
index fb54d2ca..f1926b11 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -32,7 +32,7 @@ classifiers = [
 ]
 
 [project.scripts]
-pdfgui = "diffpy.pdfgui.pdfgui:main"
+pdfgui = "diffpy.pdfgui.applications.pdfgui:main"
 
 [project.urls]
 Homepage = "https://github.com/diffpy/diffpy.pdfgui/"