diff --git a/.github/workflows/main.yaml b/.github/workflows/main.yaml
index b87a138..b7b3835 100644
--- a/.github/workflows/main.yaml
+++ b/.github/workflows/main.yaml
@@ -36,6 +36,7 @@ jobs:
     - name: Run Cairo tests
       env:
         RPC_URL_MAINNET: ${{ secrets.RPC_URL_MAINNET }}
+        RPC_URL: ${{ secrets.RPC_URL }}
       run: source ./tools/make/cairo_tests.sh
     - name: Run MPT tests
-      run: source ./tools/make/fuzzer.sh tests/fuzzing/mpt.cairo --ci
\ No newline at end of file
+      run: source ./tools/make/fuzzer.sh tests/fuzzing/mpt.cairo --ci
diff --git a/lib/rlp_little.cairo b/lib/rlp_little.cairo
index c8e7bba..15de2dd 100644
--- a/lib/rlp_little.cairo
+++ b/lib/rlp_little.cairo
@@ -249,19 +249,19 @@ func assert_subset_in_key_be{range_check_ptr, bitwise_ptr: BitwiseBuiltin*}(
 
     // Get the little endian 256 bit number from the extracted 64 bit le words array :
     let key_subset_256_le = key_subset_to_uint256(key_subset, key_subset_len);
-    %{
-        key_subset_256_le = hex(ids.key_subset_256_le.low + ids.key_subset_256_le.high*2**128)[2:]
-        # print(f"Key subset 256 le: {key_subset_256_le}")
-    %}
+    // %{
+    //     key_subset_256_le = hex(ids.key_subset_256_le.low + ids.key_subset_256_le.high*2**128)[2:]
+    //     print(f"Key subset 256 le: {key_subset_256_le}")
+    // %}
     let (key_subset_be_tmp: Uint256, n_bytes: felt) = uint256_reverse_endian_no_padding(
         key_subset_256_le, pow2_array
     );
-    %{
-        orig_key = hex(ids.key_be.low + ids.key_be.high*2**128)[2:]
-        key_subset = hex(ids.key_subset_be_tmp.low + ids.key_subset_be_tmp.high*2**128)[2:]
-        #print(f"Orig key: {orig_key}, n_nibbles={len(orig_key)}")
-        #print(f"Key subset: {key_subset}, n_nibbles={len(key_subset)}")
-    %}
+    // %{
+    //     orig_key = hex(ids.key_be.low + ids.key_be.high*2**128)[2:]
+    //     key_subset = hex(ids.key_subset_be_tmp.low + ids.key_subset_be_tmp.high*2**128)[2:]
+    //     print(f"Orig key: {orig_key}, n_nibbles={len(orig_key)}")
+    //     print(f"Key subset: {key_subset}, n_nibbles={len(key_subset)}")
+    // %}
 
     // Cut nibble of the key subset if needed from the leftmost position. 0x123 -> 0x23
     local key_subset_be: Uint256;