diff --git a/common/Definitions.h b/common/Definitions.h
index 4ddbae55..f807fe31 100644
--- a/common/Definitions.h
+++ b/common/Definitions.h
@@ -15,7 +15,7 @@
 #define CONVERTED_MODULE_SIZE   (CONVERTED_MODULE_LINES * CONVERTED_MODULE_COLS)
 #define JUNGFRAU_PACKET_SIZE_BYTES  (8192)
 
-#define FPGA_BUFFER_LOCATION_SIZE (RAW_MODULE_SIZE * sizeof(short))
+#define FPGA_BUFFER_LOCATION_SIZE (RAW_MODULE_SIZE * sizeof(short) * 2) // account for space for data processing results
 
 #define MIN_COUNT_TIME_IN_US 5
 #define MIN_FRAME_TIME_HALF_SPEED_IN_US 1000
@@ -49,7 +49,7 @@
 
 // For FPGA
 #define ACTION_TYPE   0x52324158
-#define RELEASE_LEVEL 0x003D
+#define RELEASE_LEVEL 0x003E
 
 #define MODE_CONV                    0x0001L
 
@@ -69,8 +69,7 @@
 #define ADDR_GIT_SHA1            0x000C
 #define ADDR_ACTION_TYPE         0x0010
 #define ADDR_RELEASE_LEVEL       0x0014
-#define ADDR_HBM_TEMP            0x0018
-#define ADDR_HBM_MAX_TEMP        0x001C
+
 #define ADDR_MAX_MODULES_FPGA    0x0020
 #define ADDR_MODS_INT_PKT_GEN    0x0024
 #define ADDR_STALLS_HOST_LO      0x0028
@@ -119,7 +118,7 @@
 #define HANDLE_END        (UINT32_MAX    )
 
 #define INT_PKT_GEN_DEBUG       0x0
-#define INT_PKT_GEN_TIMESTAMP   0xABCDEFABCDEF
 #define INT_PKT_GEN_BUNCHID     0xCACACACACA
 #define INT_PKT_GEN_EXPTTIME    10000
+
 #endif //DEFINITIONS_H