Index: dialin/dg/dialysate_generator.py
===================================================================
diff -u -rbaf8c4c0a83d9d858e80df59c53f16866c83b550 -ref49a67a4bddbb8032792ddf03a73771f7e7b9c4
--- dialin/dg/dialysate_generator.py	(.../dialysate_generator.py)	(revision baf8c4c0a83d9d858e80df59c53f16866c83b550)
+++ dialin/dg/dialysate_generator.py	(.../dialysate_generator.py)	(revision ef49a67a4bddbb8032792ddf03a73771f7e7b9c4)
@@ -99,10 +99,9 @@
     END_POS_MICRO = START_POS_MICRO + 1
     START_POS_BUILD = END_POS_MICRO
     END_POS_BUILD = START_POS_BUILD + 2
-    START_POS_COMPATIBILITY_REV = END_POS_BUILD
-    END_POS_COMPATIBILITY_REV = START_POS_COMPATIBILITY_REV + 4
 
 
+
     # FPGA
     START_POS_FPGA_ID = END_POS_BUILD
     END_POS_FPGA_ID = START_POS_FPGA_ID + 1
@@ -112,6 +111,8 @@
     END_POS_FPGA_MINOR = START_POS_FPGA_MINOR + 1
     START_POS_FPGA_LAB = END_POS_FPGA_MINOR
     END_POS_FPGA_LAB = START_POS_FPGA_LAB + 1
+    START_POS_COMPATIBILITY_REV = END_POS_FPGA_LAB
+    END_POS_COMPATIBILITY_REV = START_POS_COMPATIBILITY_REV + 4
 
     # DG sub_modes
     DG_POST_STATE_START = 0                 # Start initialize & POST mode state
@@ -291,8 +292,6 @@
         minor = struct.unpack('B', bytearray(message['message'][self.START_POS_MINOR:self.END_POS_MINOR]))
         micro = struct.unpack('B', bytearray(message['message'][self.START_POS_MICRO:self.END_POS_MICRO]))
         build = struct.unpack('H', bytearray(message['message'][self.START_POS_BUILD:self.END_POS_BUILD]))
-        compatibility = struct.unpack('i', bytearray(
-            message['message'][self.START_POS_COMPATIBILITY_REV:self.END_POS_COMPATIBILITY_REV]))
 
         fpga_id = struct.unpack('B', bytearray(
             message['message'][self.START_POS_FPGA_ID:self.END_POS_FPGA_ID]))
@@ -302,6 +301,8 @@
             message['message'][self.START_POS_FPGA_MINOR:self.END_POS_FPGA_MINOR]))
         fpga_lab = struct.unpack('B', bytearray(
             message['message'][self.START_POS_FPGA_LAB:self.END_POS_FPGA_LAB]))
+        compatibility = struct.unpack('I', bytearray(
+            message['message'][self.START_POS_COMPATIBILITY_REV:self.END_POS_COMPATIBILITY_REV]))
 
         if all([len(each) > 0 for each in [major, minor, micro, build]]):
             self.dg_version = f"v{major[0]}.{minor[0]}.{micro[0]}-{build[0]}-{compatibility[0]}"
Index: dialin/hd/ui_proxy.py
===================================================================
diff -u -rc3e40d923bad03ddd62e3522c9e16056e38642e8 -ref49a67a4bddbb8032792ddf03a73771f7e7b9c4
--- dialin/hd/ui_proxy.py	(.../ui_proxy.py)	(revision c3e40d923bad03ddd62e3522c9e16056e38642e8)
+++ dialin/hd/ui_proxy.py	(.../ui_proxy.py)	(revision ef49a67a4bddbb8032792ddf03a73771f7e7b9c4)
@@ -56,9 +56,8 @@
     END_POS_MICRO = START_POS_MICRO + 1
     START_POS_BUILD = END_POS_MICRO
     END_POS_BUILD = START_POS_BUILD + 2
-    START_POS_COMP = END_POS_BUILD
-    END_POS_COMP = START_POS_COMP + 4
 
+
     # FPGA
     START_POS_FPGA_ID = END_POS_BUILD
     END_POS_FPGA_ID = START_POS_FPGA_ID + 1
@@ -69,6 +68,9 @@
     START_POS_FPGA_LAB = END_POS_FPGA_MINOR
     END_POS_FPGA_LAB = START_POS_FPGA_LAB + 1
 
+    START_POS_COMP = END_POS_FPGA_LAB
+    END_POS_COMP = START_POS_COMP + 4
+
     @unique
     class AlarmUserOptions(DialinEnum):
 
@@ -502,8 +504,6 @@
             message['message'][self.START_POS_MICRO:self.END_POS_MICRO]))
         build = struct.unpack('H', bytearray(
             message['message'][self.START_POS_BUILD:self.END_POS_BUILD]))
-        compatibility = struct.unpack('i', bytearray(
-            message['message'][self.START_POS_COMP:self.END_POS_COMP]))
 
         fpga_id = struct.unpack('B', bytearray(
             message['message'][self.START_POS_FPGA_ID:self.END_POS_FPGA_ID]))
@@ -513,6 +513,8 @@
             message['message'][self.START_POS_FPGA_MINOR:self.END_POS_FPGA_MINOR]))
         fpga_lab = struct.unpack('B', bytearray(
             message['message'][self.START_POS_FPGA_LAB:self.END_POS_FPGA_LAB]))
+        compatibility = struct.unpack('i', bytearray(
+            message['message'][self.START_POS_COMP:self.END_POS_COMP]))
 
         if all([len(each) > 0 for each in [major, minor, micro, build]]):
             self.hd_version = f"v{major[0]}.{minor[0]}.{micro[0]}-{build[0]}-{compatibility[0]}"