diff --git a/screening/build/build.xml b/screening/build/build.xml
index 31700b2fe56347545d5e816a8d2f8ac95ebf8b57..15ede5628572d32bacb18005339723d5fa97e03f 100644
--- a/screening/build/build.xml
+++ b/screening/build/build.xml
@@ -238,8 +238,7 @@
 		<signjar jar="${webapp.dist}/${jar}"
 		         keystore="etc/dev.keystore"
 		         alias="openbis"
-		         storepass="openbistest"
-		         keypass="openbistest" />
+		         storepass="openbistest"/>
 		<copy file="${webapp.dist}/${jar}" todir="${targets.www.openbis}"/>
 	</target>