diff --git a/deployments/examples/ocis_wopi/config/wopiserver/entrypoint-override.sh b/deployments/examples/ocis_wopi/config/wopiserver/entrypoint-override.sh
index fd7960259..6fbb2a9b4 100755
--- a/deployments/examples/ocis_wopi/config/wopiserver/entrypoint-override.sh
+++ b/deployments/examples/ocis_wopi/config/wopiserver/entrypoint-override.sh
@@ -6,7 +6,7 @@ echo "${WOPISECRET}" > /etc/wopi/wopisecret
 cp /etc/wopi/wopiserver.conf.dist /etc/wopi/wopiserver.conf
 sed -i 's/wopiserver.owncloud.test/'${WOPISERVER_DOMAIN}'/g' /etc/wopi/wopiserver.conf
 
-if [ "$WOPISERVER_INSECURE" == "true" ]; then
+if [ "$WOPISERVER_INSECURE" = "true" ]; then
     sed -i 's/sslverify\s=\sTrue/sslverify = False/g' /etc/wopi/wopiserver.conf
 fi