diff --git a/install/preflight/repositories.sh b/install/preflight/repositories.sh
index 7aaafd47..59c18f3e 100755
--- a/install/preflight/repositories.sh
+++ b/install/preflight/repositories.sh
@@ -40,6 +40,6 @@ fi
 
 # Allow repository index updates without sudo
 sudo tee /etc/sudoers.d/repositories >/dev/null <<EOF
-$USER ALL=(ALL) NOPASSWD: /usr/binpacman -Sy
+$USER ALL=(ALL) NOPASSWD: /usr/bin/pacman -Sy
 EOF
 sudo chmod 440 /etc/sudoers.d/repositories