diff --git a/git/git_client.cpp b/git/git_client.cpp
index 3c0303e..403c987 100644
--- a/git/git_client.cpp
+++ b/git/git_client.cpp
@@ -86,7 +86,7 @@ bool GitClient::gitCheckoutBranch() {
     // TODO: nachsehen, ob der Branch ueberhaupt existiert
 
     if (QDir(m_customerRepository).exists()) {
-        int zoneNr = Utils::read1stLineOfFile("/etc/zone_nr");
+        int zoneNr = Utils::read1stLineOfFile("/mnt/system_data/zone_nr");
         m_branchName = (zoneNr != 0)
             ? QString("zg1/zone%1").arg(zoneNr) : "master";