diff --git a/include/ced_config.h b/include/ced_config.h
index 597e128..5df159a 100644
--- a/include/ced_config.h
+++ b/include/ced_config.h
@@ -164,7 +164,7 @@
 #define NUMBER_DATA_LAYER                   25
 
 //number of layers reserved for detector components
-#define NUMBER_DETECTOR_LAYER               20
+#define NUMBER_DETECTOR_LAYER               40
 
 //layer description text: maximal number of chars for one entry
 #define CED_MAX_LAYER_CHAR                  400
diff --git a/include/ced_menu.h b/include/ced_menu.h
index c871f7a..69b666a 100644
--- a/include/ced_menu.h
+++ b/include/ced_menu.h
@@ -1046,6 +1046,26 @@ class CED_PopUpMenu{
 #define DETECTOR18               4018
 #define DETECTOR19               4019
 #define DETECTOR20              4020
+#define DETECTOR21              4021
+#define DETECTOR22              4022
+#define DETECTOR23              4023
+#define DETECTOR24              4024
+#define DETECTOR25              4025
+#define DETECTOR26              4026
+#define DETECTOR27              4027
+#define DETECTOR28              4028
+#define DETECTOR29              4029
+#define DETECTOR30              4030
+#define DETECTOR31              4031
+#define DETECTOR32              4032
+#define DETECTOR33              4033
+#define DETECTOR34              4034
+#define DETECTOR35              4035
+#define DETECTOR36              4036
+#define DETECTOR37              4037
+#define DETECTOR38              4038
+#define DETECTOR39              4039
+#define DETECTOR40              4040
 
 #define DETECTOR_ALL            4100
 
diff --git a/src/server/glced.cc b/src/server/glced.cc
index 38d5493..21c3458 100644
--- a/src/server/glced.cc
+++ b/src/server/glced.cc
@@ -2934,6 +2934,26 @@ void selectFromMenu(int id){ //hauke
         case DETECTOR18:
         case DETECTOR19:
         case DETECTOR20:
+        case DETECTOR21:
+        case DETECTOR22:
+        case DETECTOR23:
+        case DETECTOR24:
+        case DETECTOR25:
+        case DETECTOR26:
+        case DETECTOR27:
+        case DETECTOR28:
+        case DETECTOR29:
+        case DETECTOR30:
+        case DETECTOR31:
+        case DETECTOR32:
+        case DETECTOR33:
+        case DETECTOR34:
+        case DETECTOR35:
+        case DETECTOR36:
+        case DETECTOR37:
+        case DETECTOR38:
+        case DETECTOR39:
+        case DETECTOR40:
 
             glutSetMenu(detectorMenu);
             toggle_layer(id-DETECTOR1+NUMBER_DATA_LAYER);