diff --git a/src/utils.c b/src/utils.c
index 85f2add..e3e04c6 100644
--- a/src/utils.c
+++ b/src/utils.c
@@ -54,9 +54,7 @@ int local_strchr(char *string, char ch) {
     return -1;
 }
 
-// Almost like U4BE except that it takes `size` as a parameter.
-// The `strict` parameter defines whether we should throw in case of a length > 4.
-uint32_t u32_from_BE(uint8_t *in, uint8_t size, bool strict) {
+uint32_t u32_from_BE(uint8_t *in, uint8_t size) {
     switch (size) {
         case 0:
             return 0;
@@ -66,13 +64,7 @@ uint32_t u32_from_BE(uint8_t *in, uint8_t size, bool strict) {
             return (in[0] << 8) | in[1];
         case 3:
             return (in[0] << 16) | (in[1] << 8) | in[2];
-        case 4:
-            return (in[0] << 24) | (in[1] << 16) | (in[2] << 8) | in[3];
         default:
-            if (strict) {
-                PRINTF("Unexpected format\n");
-                THROW(EXCEPTION);
-            }
             return (in[0] << 24) | (in[1] << 16) | (in[2] << 8) | in[3];
     }
 }
diff --git a/src/utils.h b/src/utils.h
index 17a59b5..f10ac19 100644
--- a/src/utils.h
+++ b/src/utils.h
@@ -28,9 +28,7 @@ void convertUint256BE(uint8_t* data, uint32_t length, uint256_t* target);
 
 int local_strchr(char* string, char ch);
 
-// Converts a list of bytes (in BE) of length `size` to a uint32_t. `strict` will make the function
-// throw if the size is > 4.
-uint32_t u32_from_BE(uint8_t* in, uint8_t size, bool strict);
+uint32_t u32_from_BE(uint8_t* in, uint8_t size);
 
 bool uint256_to_decimal(const uint8_t* value, size_t value_len, char* out, size_t out_len);
 
diff --git a/src_common/ethUstream.c b/src_common/ethUstream.c
index fc091cc..28e0d27 100644
--- a/src_common/ethUstream.c
+++ b/src_common/ethUstream.c
@@ -24,7 +24,6 @@
 
 #define MAX_INT256  32
 #define MAX_ADDRESS 20
-#define MAX_V       4
 
 void initTx(txContext_t *context,
             cx_sha3_t *sha3,
@@ -255,6 +254,10 @@ static void processTo(txContext_t *context) {
 }
 
 static void processData(txContext_t *context) {
+    PRINTF("DATA len: %d, DATA: %.*H\n",
+           context->currentFieldLength,
+           context->currentFieldLength,
+           context->workBuffer);
     if (context->currentFieldIsList) {
         PRINTF("Invalid type for RLP_DATA\n");
         THROW(EXCEPTION);
@@ -275,6 +278,7 @@ static void processData(txContext_t *context) {
 }
 
 static void processAndDiscard(txContext_t *context) {
+    PRINTF("DISCARDING: %.*H\n", context->currentFieldLength, context->workBuffer);
     if (context->currentFieldIsList) {
         PRINTF("Invalid type for Discarded field\n");
         THROW(EXCEPTION);
@@ -291,14 +295,14 @@ static void processAndDiscard(txContext_t *context) {
 }
 
 static void processV(txContext_t *context) {
+    PRINTF("current Length: %d\tBuff: %.*H\n",
+           context->currentFieldLength,
+           context->currentFieldLength,
+           context->workBuffer);
     if (context->currentFieldIsList) {
         PRINTF("Invalid type for RLP_V\n");
         THROW(EXCEPTION);
     }
-    if (context->currentFieldLength > MAX_V) {
-        PRINTF("Invalid length for RLP_V\n");
-        THROW(EXCEPTION);
-    }
     if (context->currentFieldPos < context->currentFieldLength) {
         uint32_t copySize =
             MIN(context->commandLength, context->currentFieldLength - context->currentFieldPos);
diff --git a/src_common/network.c b/src_common/network.c
index 5f33b8a..f1181b8 100644
--- a/src_common/network.c
+++ b/src_common/network.c
@@ -26,13 +26,12 @@ uint32_t get_chain_id(void) {
 
     switch (txContext.txType) {
         case LEGACY:
-            chain_id = u32_from_BE(txContext.content->v, txContext.content->vLength, true);
+            chain_id = u32_from_BE(txContext.content->v, txContext.content->vLength);
             break;
         case EIP2930:
         case EIP1559:
             chain_id = u32_from_BE(tmpContent.txContent.chainID.value,
-                                   tmpContent.txContent.chainID.length,
-                                   true);
+                                   tmpContent.txContent.chainID.length);
             break;
         default:
             PRINTF("Txtype `%d` not supported while generating chainID\n", txContext.txType);
diff --git a/src_features/signTx/logic_signTx.c b/src_features/signTx/logic_signTx.c
index a7cb59e..9d6eb77 100644
--- a/src_features/signTx/logic_signTx.c
+++ b/src_features/signTx/logic_signTx.c
@@ -261,11 +261,10 @@ uint32_t get_chainID() {
     uint32_t chain_id = 0;
 
     if (txContext.txType == LEGACY) {
-        chain_id = u32_from_BE(txContext.content->v, txContext.content->vLength, true);
+        chain_id = u32_from_BE(txContext.content->v, txContext.content->vLength);
     } else if (txContext.txType == EIP2930 || txContext.txType == EIP1559) {
-        chain_id = u32_from_BE(tmpContent.txContent.chainID.value,
-                               tmpContent.txContent.chainID.length,
-                               true);
+        chain_id =
+            u32_from_BE(tmpContent.txContent.chainID.value, tmpContent.txContent.chainID.length);
     } else {
         PRINTF("Txtype `%u` not supported while generating chainID\n", txContext.txType);
     }
diff --git a/src_features/signTx/ui_common_signTx.c b/src_features/signTx/ui_common_signTx.c
index eb2ee11..72348a0 100644
--- a/src_features/signTx/ui_common_signTx.c
+++ b/src_features/signTx/ui_common_signTx.c
@@ -7,7 +7,7 @@ unsigned int io_seproxyhal_touch_tx_ok(__attribute__((unused)) const bagl_elemen
     uint8_t signature[100];
     cx_ecfp_private_key_t privateKey;
     uint32_t tx = 0;
-    uint32_t v = u32_from_BE(tmpContent.txContent.v, tmpContent.txContent.vLength, true);
+    uint32_t v = u32_from_BE(tmpContent.txContent.v, tmpContent.txContent.vLength);
     io_seproxyhal_io_heartbeat();
     os_perso_derive_node_bip32(CX_CURVE_256K1,
                                tmpCtx.transactionContext.bip32Path,
@@ -27,6 +27,8 @@ unsigned int io_seproxyhal_touch_tx_ok(__attribute__((unused)) const bagl_elemen
                   sizeof(signature),
                   &info);
     explicit_bzero(&privateKey, sizeof(privateKey));
+    PRINTF("v: %.*H\n", tmpContent.txContent.vLength, tmpContent.txContent.v);
+    PRINTF("u32 v: %.*H\n", sizeof(v), &v);
     if (txContext.txType == EIP1559 || txContext.txType == EIP2930) {
         if (info & CX_ECCINFO_PARITY_ODD) {
             G_io_apdu_buffer[0] = 1;