diff --git a/win/pw3270.nsi.in b/win/pw3270.nsi.in
index 90e9091..05338fb 100644
--- a/win/pw3270.nsi.in
+++ b/win/pw3270.nsi.in
@@ -289,7 +289,6 @@ Section "Uninstall"
 	delete $INSTDIR\uninstaller.exe
 
 	# Remove association
-	${UnRegisterExtension} ".3270" "@PRODUCT_NAME@ Session file"
 
 	# Set SMPROGRAMS and DESKTOP path
 	SetShellVarContext all
--
libgit2 0.21.2