diff --git a/slsDetectorServers/ctbDetectorServer/bin/ctbDetectorServer_developer b/slsDetectorServers/ctbDetectorServer/bin/ctbDetectorServer_developer
index 04a503ab9..e6be2ee65 100755
Binary files a/slsDetectorServers/ctbDetectorServer/bin/ctbDetectorServer_developer and b/slsDetectorServers/ctbDetectorServer/bin/ctbDetectorServer_developer differ
diff --git a/slsDetectorServers/ctbDetectorServer/slsDetectorFunctionList.c b/slsDetectorServers/ctbDetectorServer/slsDetectorFunctionList.c
index 3158a2050..d57445451 100644
--- a/slsDetectorServers/ctbDetectorServer/slsDetectorFunctionList.c
+++ b/slsDetectorServers/ctbDetectorServer/slsDetectorFunctionList.c
@@ -723,10 +723,6 @@ int getDynamicRange(int *retval) {
 }
 
 int setADCEnableMask(uint32_t mask) {
-    if (mask == 0u) {
-        LOG(logERROR, ("Cannot set 1gb adc mask to 0\n"));
-        return FAIL;
-    }
     LOG(logINFO, ("Setting adcEnableMask 1G to 0x%08x\n", mask));
     adcEnableMask_1g = mask;
     // 1Gb enabled
@@ -741,10 +737,6 @@ int setADCEnableMask(uint32_t mask) {
 uint32_t getADCEnableMask() { return adcEnableMask_1g; }
 
 void setADCEnableMask_10G(uint32_t mask) {
-    if (mask == 0u) {
-        LOG(logERROR, ("Cannot set 10gb adc mask to 0\n"));
-        return;
-    }
     // convert 32 bit mask to 8 bit mask
     uint8_t actualMask = 0;
     if (mask != 0) {
diff --git a/slsSupportLib/include/sls/versionAPI.h b/slsSupportLib/include/sls/versionAPI.h
index 71ecff572..94b3a8533 100644
--- a/slsSupportLib/include/sls/versionAPI.h
+++ b/slsSupportLib/include/sls/versionAPI.h
@@ -2,7 +2,6 @@
 // Copyright (C) 2021 Contributors to the SLS Detector Package
 /** API versions */
 #define RELEASE      "developer"
-#define APICTB       "developer 0x230224"
 #define APIGOTTHARD  "developer 0x230224"
 #define APIGOTTHARD2 "developer 0x230224"
 #define APIMYTHEN3   "developer 0x230224"
@@ -11,3 +10,4 @@
 #define APIEIGER     "developer 0x230224"
 #define APIJUNGFRAU  "developer 0x230508"
 #define APIMOENCH    "developer 0x230508"
+#define APICTB       "developer 0x230522"