diff --git a/pkgs/distro-build-pkgs/distro-build-client/installer-exe.rkt b/pkgs/distro-build-pkgs/distro-build-client/installer-exe.rkt
index d481f57..5ca6b62 100644
--- a/pkgs/distro-build-pkgs/distro-build-client/installer-exe.rkt
+++ b/pkgs/distro-build-pkgs/distro-build-client/installer-exe.rkt
@@ -343,6 +343,7 @@ Section "Uninstall"
     Delete "$INSTDIR\*.exe"
     Delete "$INSTDIR\README*.*"
     RMDir /r "$INSTDIR\include"
+    RMDir /r "$INSTDIR\collects"
     RMDir /r "$INSTDIR\lib"
     RMDir /r "$INSTDIR\share"
     RMDir /r "$INSTDIR\etc"