diff --git a/slsDetectorServers/mythen3DetectorServer/bin/mythen3DetectorServer_developer b/slsDetectorServers/mythen3DetectorServer/bin/mythen3DetectorServer_developer
index 4b4941052..8743aa0a1 100755
Binary files a/slsDetectorServers/mythen3DetectorServer/bin/mythen3DetectorServer_developer and b/slsDetectorServers/mythen3DetectorServer/bin/mythen3DetectorServer_developer differ
diff --git a/slsDetectorServers/mythen3DetectorServer/slsDetectorServer_defs.h b/slsDetectorServers/mythen3DetectorServer/slsDetectorServer_defs.h
index 4a244b8a2..14a213464 100644
--- a/slsDetectorServers/mythen3DetectorServer/slsDetectorServer_defs.h
+++ b/slsDetectorServers/mythen3DetectorServer/slsDetectorServer_defs.h
@@ -12,7 +12,7 @@
 #define NCHAN                       (128 * NCOUNTERS)
 #define NCHIP                       (10)
 #define NDAC                        (16)
-#define HV_SOFT_MAX_VOLTAGE         (200)
+#define HV_SOFT_MAX_VOLTAGE         (500)
 #define HV_HARD_MAX_VOLTAGE         (530)
 #define HV_DRIVER_FILE_NAME         ("/etc/devlinks/hvdac")
 #define DAC_DRIVER_FILE_NAME        ("/etc/devlinks/dac")
diff --git a/slsSupportLib/include/versionAPI.h b/slsSupportLib/include/versionAPI.h
index 6cb3508ab..b4d90f575 100644
--- a/slsSupportLib/include/versionAPI.h
+++ b/slsSupportLib/include/versionAPI.h
@@ -10,4 +10,4 @@
 #define APIJUNGFRAU 0x200520
 #define APIMOENCH 0x200515
 #define APIEIGER 0x200520
-#define APIMYTHEN3 0x200520
+#define APIMYTHEN3 0x200526