diff --git a/foundry_test/modules/utils/L2CompressorHuffReadExecute.sol b/foundry_test/modules/utils/L2CompressorHuffReadExecute.sol
index eb98d4a..e46bf64 100644
--- a/foundry_test/modules/utils/L2CompressorHuffReadExecute.sol
+++ b/foundry_test/modules/utils/L2CompressorHuffReadExecute.sol
@@ -11,7 +11,7 @@ import { HuffDeployer } from "foundry-huff/HuffDeployer.sol";
 
 import "contracts/modules/commons/interfaces/IModuleCalls.sol";
 
-uint256 constant FMS = 0xa0;
+uint256 constant FMS = 0xc0;
 
 import "./L2CompressorEncoder.sol";
 
diff --git a/foundry_test/modules/utils/L2CompressorHuffReadFlag.t.sol b/foundry_test/modules/utils/L2CompressorHuffReadFlag.t.sol
index 863523f..4b4aac7 100644
--- a/foundry_test/modules/utils/L2CompressorHuffReadFlag.t.sol
+++ b/foundry_test/modules/utils/L2CompressorHuffReadFlag.t.sol
@@ -11,7 +11,7 @@ import { HuffDeployer } from "foundry-huff/HuffDeployer.sol";
 
 import "./L2CompressorEncoder.sol";
 
-uint256 constant FMS = 0xa0;
+uint256 constant FMS = 0xc0;
 
 contract L2CompressorHuffReadFlagTests is AdvTest {
   address public imp;
diff --git a/foundry_test/modules/utils/L2CompressorHuffReadNonce.sol b/foundry_test/modules/utils/L2CompressorHuffReadNonce.sol
index 2b2e46b..ac3fe4f 100644
--- a/foundry_test/modules/utils/L2CompressorHuffReadNonce.sol
+++ b/foundry_test/modules/utils/L2CompressorHuffReadNonce.sol
@@ -11,7 +11,7 @@ import { HuffDeployer } from "foundry-huff/HuffDeployer.sol";
 
 import "contracts/modules/commons/interfaces/IModuleCalls.sol";
 
-uint256 constant FMS = 0xa0;
+uint256 constant FMS = 0xc0;
 
 import "./L2CompressorEncoder.sol";
 
diff --git a/foundry_test/modules/utils/L2CompressorHuffReadTx.t.sol b/foundry_test/modules/utils/L2CompressorHuffReadTx.t.sol
index 400df42..888e01c 100644
--- a/foundry_test/modules/utils/L2CompressorHuffReadTx.t.sol
+++ b/foundry_test/modules/utils/L2CompressorHuffReadTx.t.sol
@@ -13,7 +13,7 @@ import "contracts/modules/commons/interfaces/IModuleCalls.sol";
 
 import "./L2CompressorEncoder.sol";
 
-uint256 constant FMS = 0xa0;
+uint256 constant FMS = 0xc0;
 
 contract L2CompressorHuffReadTxTests is AdvTest {
   address public imp;
diff --git a/foundry_test/modules/utils/L2CompressorHuffReadTxs.t.sol b/foundry_test/modules/utils/L2CompressorHuffReadTxs.t.sol
index 1ba6fb8..1e89fac 100644
--- a/foundry_test/modules/utils/L2CompressorHuffReadTxs.t.sol
+++ b/foundry_test/modules/utils/L2CompressorHuffReadTxs.t.sol
@@ -11,7 +11,7 @@ import { HuffDeployer } from "foundry-huff/HuffDeployer.sol";
 
 import "contracts/modules/commons/interfaces/IModuleCalls.sol";
 
-uint256 constant FMS = 0xa0;
+uint256 constant FMS = 0xc0;
 
 import "./L2CompressorEncoder.sol";
 
diff --git a/src/L2Compressor.huff b/src/L2Compressor.huff
index 471c011..1eca2bb 100644
--- a/src/L2Compressor.huff
+++ b/src/L2Compressor.huff
@@ -1,8 +1,8 @@
 #include "./Errors.huff"
 
 #define constant ADDR_BYTES_STORAGE = 0x00
-#define constant FMS = 0xa0
-#define constant NESTED_READ_FLAG_RETURN_MSLOT = 0x80
+#define constant FMS = 0xc0
+#define constant NESTED_READ_FLAG_RETURN_MSLOT = 0xa0
 
 #define constant FLAG_READ_BYTES32_2_BYTES = 0x27
 #define constant FLAG_READ_ADDRESS_2_BYTES = 0x23
diff --git a/src/imps/L2CompressorReadExecute.huff b/src/imps/L2CompressorReadExecute.huff
index b2eb67e..52f4a9b 100644
--- a/src/imps/L2CompressorReadExecute.huff
+++ b/src/imps/L2CompressorReadExecute.huff
@@ -1,6 +1,6 @@
 #include "../L2Compressor.huff"
 
-#define constant FMS = 0xa0
+#define constant FMS = 0xc0
 
 // Function Dispatching
 #define macro MAIN() = takes (1) returns (1) {
diff --git a/src/imps/L2CompressorReadFlag.huff b/src/imps/L2CompressorReadFlag.huff
index 09fa8a2..b2cde5b 100644
--- a/src/imps/L2CompressorReadFlag.huff
+++ b/src/imps/L2CompressorReadFlag.huff
@@ -1,6 +1,6 @@
 #include "../L2Compressor.huff"
 
-#define constant FMS = 0xa0
+#define constant FMS = 0xc0
 
 // Function Dispatching
 #define macro MAIN() = takes (1) returns (1) {
diff --git a/src/imps/L2CompressorReadNonce.huff b/src/imps/L2CompressorReadNonce.huff
index 27541c5..4c0d821 100644
--- a/src/imps/L2CompressorReadNonce.huff
+++ b/src/imps/L2CompressorReadNonce.huff
@@ -1,6 +1,6 @@
 #include "../L2Compressor.huff"
 
-#define constant FMS = 0xa0
+#define constant FMS = 0xc0
 
 // Function Dispatching
 #define macro MAIN() = takes (1) returns (1) {
diff --git a/src/imps/L2CompressorReadTx.huff b/src/imps/L2CompressorReadTx.huff
index 7b81f2e..5a62f5b 100644
--- a/src/imps/L2CompressorReadTx.huff
+++ b/src/imps/L2CompressorReadTx.huff
@@ -1,6 +1,6 @@
 #include "../L2Compressor.huff"
 
-#define constant FMS = 0xa0
+#define constant FMS = 0xc0
 
 // Function Dispatching
 #define macro MAIN() = takes (1) returns (1) {
diff --git a/src/imps/L2CompressorReadTxs.huff b/src/imps/L2CompressorReadTxs.huff
index 453a385..cdf8c12 100644
--- a/src/imps/L2CompressorReadTxs.huff
+++ b/src/imps/L2CompressorReadTxs.huff
@@ -1,6 +1,6 @@
 #include "../L2Compressor.huff"
 
-#define constant FMS = 0xa0
+#define constant FMS = 0xc0
 
 // Function Dispatching
 #define macro MAIN() = takes (1) returns (1) {