diff --git a/slsReceiverSoftware/include/sls_receiver_defs.h b/slsReceiverSoftware/include/sls_receiver_defs.h
index 00b53598e..fb8fbda2f 100755
--- a/slsReceiverSoftware/include/sls_receiver_defs.h
+++ b/slsReceiverSoftware/include/sls_receiver_defs.h
@@ -24,8 +24,8 @@ typedef  int int32_t;
 #define SHORT_MAX_FRAMES_PER_FILE	100000
 #define MOENCH_MAX_FRAMES_PER_FILE	1000
 #define EIGER_MAX_FRAMES_PER_FILE	2000
-#define JFRAU_MAX_FRAMES_PER_FILE 	10000
-#define JFCTB_MAX_FRAMES_PER_FILE   5
+#define JFRAU_MAX_FRAMES_PER_FILE 	5
+#define JFCTB_MAX_FRAMES_PER_FILE   100000
 
 
 /**