diff --git a/installation/install-openems.sh b/installation/install-openems.sh
index 27e8606..ad92b92 100755
--- a/installation/install-openems.sh
+++ b/installation/install-openems.sh
@@ -51,7 +51,7 @@ sudo mkdir -p /etc/openems.d
 
 #fetch openems jar
 sudo mkdir -p /usr/lib/openems
-wget -O /usr/lib/openems/openems.jar https://git.mumme-it.de/Mumme-IT/openems-build/raw/branch/main/build/latest/openems-edge.jar
+sudo wget -O /usr/lib/openems/openems.jar https://git.mumme-it.de/Mumme-IT/openems-build/raw/branch/main/build/latest/openems-edge.jar
 
 # reload systemd and start service
 sudo systemctl daemon-reload