diff --git a/slsDetectorServers/gotthardDetectorServer/bin/gotthardDetectorServer_developer b/slsDetectorServers/gotthardDetectorServer/bin/gotthardDetectorServer_developer
deleted file mode 100755
index 0c7b09b70..000000000
Binary files a/slsDetectorServers/gotthardDetectorServer/bin/gotthardDetectorServer_developer and /dev/null differ
diff --git a/slsDetectorServers/gotthardDetectorServer/bin/gotthardDetectorServerv5.1.0.rc1 b/slsDetectorServers/gotthardDetectorServer/bin/gotthardDetectorServerv5.1.0.rc1
new file mode 100755
index 000000000..04a25ed49
Binary files /dev/null and b/slsDetectorServers/gotthardDetectorServer/bin/gotthardDetectorServerv5.1.0.rc1 differ