diff --git a/docs/devs/building/qt-desktop-gui.md b/docs/devs/building/qt-desktop-gui.md
index 7a2e61e..ac2aaed 100644
--- a/docs/devs/building/qt-desktop-gui.md
+++ b/docs/devs/building/qt-desktop-gui.md
@@ -54,7 +54,7 @@ make USE_UPNP=yes
 
 ```
 sudo apt install flatpak flatpak-builder
-flatpak remote-add --if-not-exists flathub https://flathub.org/repo/flathub.flatpakrepo
+flatpak --user remote-add --if-not-exists flathub https://flathub.org/repo/flathub.flatpakrepo
 flatpak --user install org.kde.Sdk/x86_64/5.11     # required SDK version might be higher, recheck the manifest 
 git clone https://github.com/flathub/website.i2pd.i2pd && cd website.i2pd.i2pd 
 flatpak-builder --user --install --force-clean i2pd_build_dir website.i2pd.i2pd.json