diff --git a/slsDetectorServers/ctbDetectorServer/bin/ctbDetectorServer_developer b/slsDetectorServers/ctbDetectorServer/bin/ctbDetectorServer_developer
index 6dd0e758a..fe51b43bd 100755
Binary files a/slsDetectorServers/ctbDetectorServer/bin/ctbDetectorServer_developer and b/slsDetectorServers/ctbDetectorServer/bin/ctbDetectorServer_developer differ
diff --git a/slsDetectorServers/gotthard2DetectorServer/bin/gotthard2DetectorServer_developer b/slsDetectorServers/gotthard2DetectorServer/bin/gotthard2DetectorServer_developer
index 7ea572bfe..295b307be 100755
Binary files a/slsDetectorServers/gotthard2DetectorServer/bin/gotthard2DetectorServer_developer and b/slsDetectorServers/gotthard2DetectorServer/bin/gotthard2DetectorServer_developer differ
diff --git a/slsDetectorServers/gotthard2DetectorServer/slsDetectorFunctionList.c b/slsDetectorServers/gotthard2DetectorServer/slsDetectorFunctionList.c
index 7046f4a16..90d3a183e 100644
--- a/slsDetectorServers/gotthard2DetectorServer/slsDetectorFunctionList.c
+++ b/slsDetectorServers/gotthard2DetectorServer/slsDetectorFunctionList.c
@@ -188,7 +188,9 @@ int checkKernelVersion() {
 #ifdef VIRTUAL
     return OK;
 #endif
-    return validateKernelVersion(KERNEL_DATE_VRSN);
+    char version[255]={0};
+    strcpy(version, KERNEL_DATE_VRSN);
+    return validateKernelVersion(version, sizeof(version));
 }
 
 int checkType() {
diff --git a/slsDetectorServers/gotthard2DetectorServer/slsDetectorServer_defs.h b/slsDetectorServers/gotthard2DetectorServer/slsDetectorServer_defs.h
index 44fa5f4e6..d0c225497 100644
--- a/slsDetectorServers/gotthard2DetectorServer/slsDetectorServer_defs.h
+++ b/slsDetectorServers/gotthard2DetectorServer/slsDetectorServer_defs.h
@@ -4,7 +4,7 @@
 #include "sls/sls_detector_defs.h"
 
 #define REQRD_FRMWRE_VRSN (0x210527)
-#define KERNEL_DATE_VRSN  "Wed May 20 13:58:38 CEST 2020"
+#define KERNEL_DATE_VRSN  "Mon May 10 18:00:21 CEST 2021"
 #define ID_FILE           "detid_gotthard2.txt"
 
 #define LINKED_SERVER_NAME "gotthard2DetectorServer"
diff --git a/slsDetectorServers/jungfrauDetectorServer/bin/jungfrauDetectorServer_developer b/slsDetectorServers/jungfrauDetectorServer/bin/jungfrauDetectorServer_developer
index a62826926..b2e8d925b 100755
Binary files a/slsDetectorServers/jungfrauDetectorServer/bin/jungfrauDetectorServer_developer and b/slsDetectorServers/jungfrauDetectorServer/bin/jungfrauDetectorServer_developer differ
diff --git a/slsDetectorServers/moenchDetectorServer/bin/moenchDetectorServer_developer b/slsDetectorServers/moenchDetectorServer/bin/moenchDetectorServer_developer
index 613a0a3e4..f4719542f 100755
Binary files a/slsDetectorServers/moenchDetectorServer/bin/moenchDetectorServer_developer and b/slsDetectorServers/moenchDetectorServer/bin/moenchDetectorServer_developer differ
diff --git a/slsDetectorServers/slsDetectorServer/include/common.h b/slsDetectorServers/slsDetectorServer/include/common.h
index 0435c7df2..f69772087 100644
--- a/slsDetectorServers/slsDetectorServer/include/common.h
+++ b/slsDetectorServers/slsDetectorServer/include/common.h
@@ -26,9 +26,9 @@ int ConvertToDifferentRange(int inputMin, int inputMax, int outputMin,
 
 int getAbsPath(char *buf, size_t bufSize, char *fname);
 
-int getTimeFromString(char *buf, time_t *result);
+int getTimeFromString(char *buf, size_t len, time_t *result);
 
-int validateKernelVersion(char *expectedVersion);
+int validateKernelVersion(char *expectedVersion, size_t len);
 
 void validate(int *ret, char *mess, int arg, int retval, char *modename,
               enum numberMode nummode);
diff --git a/slsDetectorServers/slsDetectorServer/src/common.c b/slsDetectorServers/slsDetectorServer/src/common.c
index fd0a60c9e..ff9ce3c93 100644
--- a/slsDetectorServers/slsDetectorServer/src/common.c
+++ b/slsDetectorServers/slsDetectorServer/src/common.c
@@ -65,9 +65,10 @@ int getAbsPath(char *buf, size_t bufSize, char *fname) {
     return OK;
 }
 
-int getTimeFromString(char *buf, time_t *result) {
+int getTimeFromString(char *buf, size_t len, time_t *result) {
     // remove timezone as strptime cannot validate timezone despite
-    // documentation
+    // documentation (for blackfin)
+    LOG(logDEBUG, ("buf for time %s\n", buf));
     const char *timezone = {"CEST"};
     char *res = strstr(buf, timezone);
     if (res != NULL) {
@@ -83,14 +84,18 @@ int getTimeFromString(char *buf, time_t *result) {
 
     // convert to time structure
     struct tm t;
-    if (NULL == strptime(buf, "%a %b %d %H:%M:%S %Z %Y", &t)) {
+    if (NULL == strptime(buf, "%a %b %d %H:%M:%S %Y", &t)) {
         return FAIL;
     }
+
+    // print time structure
+    LOG(logDEBUG, ("%d %d %d %d:%d:%d %d (day date month H:M:S year)\n", t.tm_wday, t.tm_mday, t.tm_mon, t.tm_year +1900, t.tm_hour, t.tm_min, t.tm_sec));
+
     *result = mktime(&t);
     return OK;
 }
 
-int validateKernelVersion(char *expectedVersion) {
+int validateKernelVersion(char *expectedVersion, size_t len) {
     // extract kernel date string
     struct utsname buf = {0};
     if (uname(&buf) == -1) {
@@ -110,14 +115,14 @@ int validateKernelVersion(char *expectedVersion) {
 
     // convert kernel date string into time
     time_t kernelDate;
-    if (getTimeFromString(output, &kernelDate) == FAIL) {
+    if (getTimeFromString(output, sizeof(output), &kernelDate) == FAIL) {
         LOG(logERROR, ("Could not parse retrieved kernel date, %s\n", output));
         return FAIL;
     }
 
     // convert expected date into time
     time_t expDate;
-    if (getTimeFromString(expectedVersion, &expDate) == FAIL) {
+    if (getTimeFromString(expectedVersion, len, &expDate) == FAIL) {
         LOG(logERROR,
             ("Could not parse expected kernel date, %s\n", expectedVersion));
         return FAIL;
diff --git a/slsDetectorServers/slsDetectorServer/src/programFpgaBlackfin.c b/slsDetectorServers/slsDetectorServer/src/programFpgaBlackfin.c
index 1d900914f..4fa232cb6 100644
--- a/slsDetectorServers/slsDetectorServer/src/programFpgaBlackfin.c
+++ b/slsDetectorServers/slsDetectorServer/src/programFpgaBlackfin.c
@@ -25,14 +25,16 @@ int gpioDefined = 0;
 extern int executeCommand(char *command, char *result, enum TLogLevel level);
 
 int latestKernelVerified = -1;
-#define KERNEL_DATE_VRSN_3GPIO "Fri Oct 29 07:04:21 2021"
+#define KERNEL_DATE_VRSN_3GPIO "Fri Oct 29 00:00:00 2021"
 
 void defineGPIOpins() {
 #ifdef VIRTUAL
     return;
 #endif
     if (latestKernelVerified == -1) {
-        if (FAIL == validateKernelVersion(KERNEL_DATE_VRSN_3GPIO)) {
+        char version[255]={0};
+        strcpy(version, KERNEL_DATE_VRSN_3GPIO);
+        if (FAIL == validateKernelVersion(version, sizeof(version))) {
             latestKernelVerified = 0;
             LOG(logWARNING,
                 ("Kernel too old to use gpio 3 pins. Not the end "
diff --git a/slsSupportLib/include/sls/versionAPI.h b/slsSupportLib/include/sls/versionAPI.h
index 7cbc79ac5..c774ada78 100644
--- a/slsSupportLib/include/sls/versionAPI.h
+++ b/slsSupportLib/include/sls/versionAPI.h
@@ -7,9 +7,9 @@
 #define APIRECEIVER 0x211020
 #define APIGUI 0x211021
 #define APIEIGER 0x211027
-#define APICTB 0x211029
 #define APIGOTTHARD 0x211029
-#define APIGOTTHARD2 0x211029
 #define APIMYTHEN3 0x211029
-#define APIMOENCH 0x211028
 #define APIJUNGFRAU 0x211102
+#define APIMOENCH 0x211029
+#define APICTB 0x211102
+#define APIGOTTHARD2 0x211102