diff --git a/Dockerfile b/Dockerfile
index b393155aab0d62e6a21a121685f12f5a3f3e7896..ca84a3848c66c538ba750db07fb952947a889cca 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -263,7 +263,7 @@ RUN cd ${BASE_DIR}/custom_apps/notes && sed -i 's/<step>OCA\\Notes\\Migration\\E
 RUN cd ${BASE_DIR}/apps/theming && sed -i 's/<step>OCA\\Theming\\Migration\\MigrateUserConfig<\/step>//g' appinfo/info.xml
 
 # sharing search by email
-RUN cd ${BASE_DIR}/custom_apps/contacts && sed -i 's/$S.principalPropertySearchByDisplayname(t);/$S.principalPropertySearch(\[{name:\["http:\/\/sabredav.org\/ns","email-address"\]\}],t,"anyof");/g' js/contacts-main.js
+RUN cd ${BASE_DIR}/custom_apps/contacts && sed -i 's/kM.principalPropertySearchByDisplayname(t);/kM.principalPropertySearch(\[{name:\["http:\/\/sabredav.org\/ns","email-address"\]\}],t,"anyof");/g' js/contacts-main.js
 
 # Remove colored background from email template logo
 RUN sed -i 's/$this->header, \[$this->themingDefaults->getDefaultColorPrimary()/$this->header, \["none"/' ${BASE_DIR}/lib/private/Mail/EMailTemplate.php