diff --git a/slsDetectorServers/ctbDetectorServer/bin/ctbDetectorServer_developer b/slsDetectorServers/ctbDetectorServer/bin/ctbDetectorServer_developer
index bfe561700..0de10d7c7 100755
Binary files a/slsDetectorServers/ctbDetectorServer/bin/ctbDetectorServer_developer and b/slsDetectorServers/ctbDetectorServer/bin/ctbDetectorServer_developer differ
diff --git a/slsDetectorServers/jungfrauDetectorServer/bin/jungfrauDetectorServer_developer b/slsDetectorServers/jungfrauDetectorServer/bin/jungfrauDetectorServer_developer
index 53c2dab9e..8c78275d9 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 8ab06efee..7ef09ba79 100755
Binary files a/slsDetectorServers/moenchDetectorServer/bin/moenchDetectorServer_developer and b/slsDetectorServers/moenchDetectorServer/bin/moenchDetectorServer_developer differ
diff --git a/slsDetectorServers/slsDetectorServer/src/programFpgaBlackfin.c b/slsDetectorServers/slsDetectorServer/src/programFpgaBlackfin.c
index bfbe08b28..199966891 100644
--- a/slsDetectorServers/slsDetectorServer/src/programFpgaBlackfin.c
+++ b/slsDetectorServers/slsDetectorServer/src/programFpgaBlackfin.c
@@ -32,9 +32,12 @@ void defineGPIOpins() {
         // define the gpio pins
         system("echo 7 > /sys/class/gpio/export");
         system("echo 9 > /sys/class/gpio/export");
+        // gpio 3 = not chip enable
+        system("echo 3 > /sys/class/gpio/export");
         // define their direction
         system("echo in  > /sys/class/gpio/gpio7/direction");
         system("echo out > /sys/class/gpio/gpio9/direction");
+        system("echo out > /sys/class/gpio/gpio3/direction");
         LOG(logINFO, ("gpio pins defined\n"));
         gpioDefined = 1;
     } else
@@ -47,6 +50,7 @@ void FPGAdontTouchFlash() {
 #endif
     // tell FPGA to not touch flash
     system("echo 0 > /sys/class/gpio/gpio9/value");
+    system("echo 1 > /sys/class/gpio/gpio3/value");
     // usleep(100*1000);
 }
 
@@ -56,6 +60,7 @@ void FPGATouchFlash() {
 #endif
     // tell FPGA to touch flash to program itself
     system("echo 1 > /sys/class/gpio/gpio9/value");
+    system("echo 0 > /sys/class/gpio/gpio3/value");
 }
 
 void resetFPGA() {
diff --git a/slsSupportLib/include/sls/versionAPI.h b/slsSupportLib/include/sls/versionAPI.h
index e86f19f2c..a24f2253d 100644
--- a/slsSupportLib/include/sls/versionAPI.h
+++ b/slsSupportLib/include/sls/versionAPI.h
@@ -6,10 +6,10 @@
 #define APILIB 0x211027
 #define APIRECEIVER 0x211020
 #define APIGUI 0x211021
-#define APICTB 0x211027
 #define APIGOTTHARD 0x211027
 #define APIGOTTHARD2 0x211027
-#define APIJUNGFRAU 0x211027
 #define APIMYTHEN3 0x211027
-#define APIMOENCH 0x211025
 #define APIEIGER 0x211027
+#define APIJUNGFRAU 0x211028
+#define APICTB 0x211028
+#define APIMOENCH 0x211027