diff --git a/contrib/mobile/utils/ant.properties b/contrib/mobile/utils/ant.properties
index 3277dc2508182d2d2edd84fd92fdacecdfdb4f8d..4a9188df6d7696393a019b0eb5d1d98f4706077c 100644
--- a/contrib/mobile/utils/ant.properties
+++ b/contrib/mobile/utils/ant.properties
@@ -1,4 +1,4 @@
-key.store=/Users/geuzaine/.geuzaine.keystore
+key.store=${user.home}/.geuzaine.keystore
 key.store.password=Gmsh2013
 key.alias=cgeuzaine
 key.alias.password=Gmsh2013