diff --git a/install.sh b/install.sh
index e579e4c..facb81f 100755
--- a/install.sh
+++ b/install.sh
@@ -76,7 +76,8 @@ matrix_config () {
         -e SYNAPSE_REPORT_STATS=no \
         -e SYNAPSE_DATA_DIR=/data \
     matrixdotorg/synapse:v1.121.1 generate 2>/dev/null
-    sudo chown -R $USER:$USER $DCOMMS_DIR/conf/synapse/
+    sudo chown -R 991:991 $DCOMMS_DIR/conf/synapse/
+    sudo chown -R 991:991 $DCOMMS_DIR/conf/element/
 
     sed -i -z "s/database.*homeserver.db//" $DCOMMS_DIR/conf/synapse/homeserver.yaml
     sed -i "s/# vim:ft=yaml//" $DCOMMS_DIR/conf/synapse/homeserver.yaml