diff --git a/slsDetectorServers/ctbDetectorServer/bin/ctbDetectorServer_developer b/slsDetectorServers/ctbDetectorServer/bin/ctbDetectorServer_developer
index 8e24690df..278e55601 100755
Binary files a/slsDetectorServers/ctbDetectorServer/bin/ctbDetectorServer_developer and b/slsDetectorServers/ctbDetectorServer/bin/ctbDetectorServer_developer differ
diff --git a/slsDetectorServers/gotthardDetectorServer/bin/gotthardDetectorServer_developer b/slsDetectorServers/gotthardDetectorServer/bin/gotthardDetectorServer_developer
index d1f09a86e..f313df931 100755
Binary files a/slsDetectorServers/gotthardDetectorServer/bin/gotthardDetectorServer_developer and b/slsDetectorServers/gotthardDetectorServer/bin/gotthardDetectorServer_developer differ
diff --git a/slsDetectorServers/jungfrauDetectorServer/bin/jungfrauDetectorServer_developer b/slsDetectorServers/jungfrauDetectorServer/bin/jungfrauDetectorServer_developer
index 1718d3d67..2837bec0e 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 31e8e080e..c307e9bcf 100755
Binary files a/slsDetectorServers/moenchDetectorServer/bin/moenchDetectorServer_developer and b/slsDetectorServers/moenchDetectorServer/bin/moenchDetectorServer_developer differ
diff --git a/slsDetectorServers/slsDetectorServer/include/programViaBlackfin.h b/slsDetectorServers/slsDetectorServer/include/programViaBlackfin.h
index 92e1f0bc5..0c644f27b 100644
--- a/slsDetectorServers/slsDetectorServer/include/programViaBlackfin.h
+++ b/slsDetectorServers/slsDetectorServer/include/programViaBlackfin.h
@@ -8,6 +8,8 @@
 #include <stdio.h>
 #include <sys/types.h>
 
+#define BLACKFIN_DEFINED
+
 int defineGPIOpins(char *mess);
 int FPGAdontTouchFlash(char *mess);
 int FPGATouchFlash(char *mess);
diff --git a/slsDetectorServers/slsDetectorServer/src/programViaBlackfin.c b/slsDetectorServers/slsDetectorServer/src/programViaBlackfin.c
index 9ff356a1e..5ad37fd43 100644
--- a/slsDetectorServers/slsDetectorServer/src/programViaBlackfin.c
+++ b/slsDetectorServers/slsDetectorServer/src/programViaBlackfin.c
@@ -10,7 +10,6 @@
 #include <sys/sysinfo.h>
 #include <unistd.h> // usleep
 
-#define BLACKFIN_DEFINED
 /* global variables */
 // clang-format off
 #define MAX_TIME_FPGA_TOUCH_FLASH_US (10 * 1000 * 1000) // 10s
@@ -275,7 +274,7 @@ int allowUpdate(char *mess, char *functionType) {
         getKernelVersion(retvals);
         snprintf(mess, MAX_STR_LENGTH,
                  "Could not update %s. Kernel version %s is too old to "
-                 "update the Amd flash. Most likely you will need to resuce this blackfin or get another one. Please contact us.\n",
+                 "update the Amd flash/ root directory. Most likely, blackfin needs rescue or replacement. Please contact us.\n",
                  functionType, retvals);
         LOG(logERROR, (mess));
         return FAIL;
diff --git a/slsDetectorServers/slsDetectorServer/src/slsDetectorServer_funcs.c b/slsDetectorServers/slsDetectorServer/src/slsDetectorServer_funcs.c
index d5e96ca3a..75d9fefba 100644
--- a/slsDetectorServers/slsDetectorServer/src/slsDetectorServer_funcs.c
+++ b/slsDetectorServers/slsDetectorServer/src/slsDetectorServer_funcs.c
@@ -4143,7 +4143,7 @@ int copy_detector_server(int file_des) {
         LOG(logINFOBLUE, ("Copying server %s from host %s\n", sname, hostname));
         char cmd[MAX_STR_LENGTH] = {0};
 
-#if BLACKFIN_DEFINED
+#ifdef BLACKFIN_DEFINED
         // check update is allowed  (Non Amd OR AMD + current kernel)
         ret = allowUpdate(mess, "copy detector server");
 #endif
@@ -9610,9 +9610,9 @@ int set_update_mode(int file_des) {
         return printSocketReadError();
     LOG(logDEBUG1, ("Setting update mode to \n", arg));
 
-#if BLACKFIN_DEFINED
+#ifdef BLACKFIN_DEFINED
     // check update is allowed  (Non Amd OR AMD + current kernel)
-    ret = allowUpdate(mess, "copy detector server");
+    ret = allowUpdate(mess, "set/unset update mode");
 #endif
 
     if (ret == OK) {