diff --git a/slsDetectorServers/eigerDetectorServer/slsDetectorServer_defs.h b/slsDetectorServers/eigerDetectorServer/slsDetectorServer_defs.h
index 3f0e5a288..95a1590b1 100644
--- a/slsDetectorServers/eigerDetectorServer/slsDetectorServer_defs.h
+++ b/slsDetectorServers/eigerDetectorServer/slsDetectorServer_defs.h
@@ -43,7 +43,7 @@ enum DACINDEX {
 #define DAC_NAMES                                                              \
     "VSvP", "Vtrim", "Vrpreamp", "Vrshaper", "VSvN", "Vtgstv", "Vcmp_ll",      \
         "Vcmp_lr", "Vcal", "Vcmp_rl", "rxb_rb", "rxb_lb", "Vcmp_rr", "Vcp",    \
-        "Vcn", "Vishaper"
+        "Vcn", "Vishaper", "Vthreshold"
 #define DEFAULT_DAC_VALS                                                       \
     {                                                                          \
         0,    /* VSvP		*/                                                      \
diff --git a/slsDetectorServers/mythen3DetectorServer/slsDetectorServer_defs.h b/slsDetectorServers/mythen3DetectorServer/slsDetectorServer_defs.h
index 1c821786c..5faaf20bf 100644
--- a/slsDetectorServers/mythen3DetectorServer/slsDetectorServer_defs.h
+++ b/slsDetectorServers/mythen3DetectorServer/slsDetectorServer_defs.h
@@ -95,7 +95,7 @@ enum DACINDEX {
 #define DAC_NAMES                                                              \
     "vcassh", "vth2", "vrshaper", "vrshaper_n", "vipre_out", "vth3", "vth1",   \
         "vicin", "vcas", "vrpreamp", "vcal_n", "vipre", "vishaper", "vcal_p",  \
-        "vtrim", "vdcsh"
+        "vtrim", "vdcsh", "vthreshold"
 #define DEFAULT_DAC_VALS                                                       \
     {                                                                          \
         1200, /* casSh */                                                      \