diff --git a/mixnode/debian/postinst b/mixnode/debian/postinst
index 14b893a2f7..7c672de34b 100644
--- a/mixnode/debian/postinst
+++ b/mixnode/debian/postinst
@@ -32,7 +32,6 @@ else
         # Leave the binary as the  user to perform the apt install
         # It's down to the user to specify the correct ownership and permissions
         chmod 755 "$default_location"
-        chmod 755 "$default_location"
 
         echo "Installation complete. Please configure and start the nym-mixnode process manually."
         echo "Refer to https://nymtech.net/operators/nodes/mixnode-setup.html"