diff --git a/source/board/udb/include/udb_adapter_detector.h b/source/board/udb/include/udb_adapter_detector.h
index ee10d0f273..480226af6f 100644
--- a/source/board/udb/include/udb_adapter_detector.h
+++ b/source/board/udb/include/udb_adapter_detector.h
@@ -10,7 +10,7 @@ typedef enum
     ADAPTER_UDB_6_FLEX      = 2,
     ADAPTER_UDB_17_FLEX     = 3,
     ADAPTER_UDB_12_FLEX     = 4,
-    ADAPTER_TYPE_5          = 5,
+    ADAPTER_JOKER_FLEX_V2   = 5,
     ADAPTER_TYPE_6          = 6,
     ADAPTER_TYPE_7          = 7,
     ADAPTER_TYPE_8          = 8,
diff --git a/source/board/udb/source/udb_adapter_detector.c b/source/board/udb/source/udb_adapter_detector.c
index 0f9c915981..70c507f757 100644
--- a/source/board/udb/source/udb_adapter_detector.c
+++ b/source/board/udb/source/udb_adapter_detector.c
@@ -26,7 +26,7 @@ static const uint16_t k_adapter_type_adc_map[] =
     [ADAPTER_UDB_6_FLEX]    = 46871,
     [ADAPTER_UDB_17_FLEX]   = 43470,
     [ADAPTER_UDB_12_FLEX]   = 40147,
-    [ADAPTER_TYPE_5]        = 36988,
+    [ADAPTER_JOKER_FLEX_V2] = 36988,
     [ADAPTER_TYPE_6]        = 33697,
     [ADAPTER_TYPE_7]        = 30231,
     [ADAPTER_TYPE_8]        = 26850,
@@ -49,7 +49,7 @@ static const char* k_adapter_type_name[] =
     [ADAPTER_UDB_6_FLEX]    = "UDB_6_FLEX",
     [ADAPTER_UDB_17_FLEX]   = "UDB_17_FLEX",
     [ADAPTER_UDB_12_FLEX]   = "UDB_12_FLEX",
-    [ADAPTER_TYPE_5]        = "TYPE_5",
+    [ADAPTER_JOKER_FLEX_V2] = "JOKER_FLEX_V2",
     [ADAPTER_TYPE_6]        = "TYPE_6",
     [ADAPTER_TYPE_7]        = "TYPE_7",
     [ADAPTER_TYPE_8]        = "TYPE_8",
diff --git a/source/board/udb/source/udb_version.c b/source/board/udb/source/udb_version.c
index 413ba66b00..6c782eb918 100644
--- a/source/board/udb/source/udb_version.c
+++ b/source/board/udb/source/udb_version.c
@@ -43,7 +43,6 @@ enum {
     HW_VERSION_PIN_1,
     HW_VERSION_PIN_2,
     HW_VERSION_PIN_3,
-    HW_VERSION_PIN_4,
     HW_VERSION_PIN_COUNT,
 };
 
@@ -81,21 +80,16 @@ static const hw_version_pin_type_t s_hw_version_pins[HW_VERSION_PIN_COUNT] =
         .pin  = GPIO_PIN_5,
     },
     [HW_VERSION_PIN_1] =
-    {
-        .port = GPIOD,
-        .pin  = GPIO_PIN_7,
-    },
-    [HW_VERSION_PIN_2] =
     {
         .port = GPIOB,
         .pin  = GPIO_PIN_2,
     },
-    [HW_VERSION_PIN_3] =
+    [HW_VERSION_PIN_2] =
     {
         .port = GPIOD,
         .pin  = GPIO_PIN_8,
     },
-    [HW_VERSION_PIN_4] =
+    [HW_VERSION_PIN_3] =
     {
         .port = GPIOD,
         .pin  = GPIO_PIN_5,
diff --git a/source/hic_hal/stm32/stm32h743xx/read_uid.c b/source/hic_hal/stm32/stm32h743xx/read_uid.c
index 2b2b6f3d47..2db91c2771 100644
--- a/source/hic_hal/stm32/stm32h743xx/read_uid.c
+++ b/source/hic_hal/stm32/stm32h743xx/read_uid.c
@@ -26,7 +26,7 @@ void read_unique_id(uint32_t *id)
 {
     uint32_t Device_Serial0, Device_Serial1, Device_Serial2;
 
-    Device_Serial0 = *(uint32_t*)(0x1FF1E800);  //elee change from F103 value, (0x1FFFF7E8);
+    Device_Serial0 = *(uint32_t*)(0x1FF1E800);
     Device_Serial1 = *(uint32_t*)(0x1FF1E804);
     Device_Serial2 = *(uint32_t*)(0x1FF1E808);
 
diff --git a/test/udb_integration_test/requirements.txt b/test/udb_integration_test/requirements.txt
index 2a097b786b..af26dc1423 100644
--- a/test/udb_integration_test/requirements.txt
+++ b/test/udb_integration_test/requirements.txt
@@ -1,2 +1,3 @@
 pyOCD==0.34.*
 pexpect
+pyserial