diff --git a/cairo-contracts/packages/apps/src/lib.cairo b/cairo-contracts/packages/apps/src/lib.cairo
index 014e52f2..9cc9c72d 100644
--- a/cairo-contracts/packages/apps/src/lib.cairo
+++ b/cairo-contracts/packages/apps/src/lib.cairo
@@ -1 +1,18 @@
-pub mod transfer;
+pub mod transfer {
+    pub mod components;
+    mod erc20_call;
+    mod errors;
+    pub mod interfaces;
+    pub mod types;
+
+    pub use erc20_call::{ERC20Contract, ERC20ContractTrait};
+    pub use errors::TransferErrors;
+
+    /// The poseidon hash of the transfer port id.
+    pub const TRANSFER_PORT_ID_HASH: felt252 =
+        506076466176013583354797631368330115868609515147080483618120063858966368900;
+
+    pub fn TRANSFER_PORT_ID() -> ByteArray {
+        "transfer"
+    }
+}
diff --git a/cairo-contracts/packages/apps/src/transfer.cairo b/cairo-contracts/packages/apps/src/transfer.cairo
deleted file mode 100644
index 2ef6d3ae..00000000
--- a/cairo-contracts/packages/apps/src/transfer.cairo
+++ /dev/null
@@ -1,16 +0,0 @@
-pub mod components;
-mod erc20_call;
-mod errors;
-pub mod interfaces;
-pub mod types;
-
-pub use erc20_call::{ERC20Contract, ERC20ContractTrait};
-pub use errors::TransferErrors;
-
-/// The poseidon hash of the transfer port id.
-pub const TRANSFER_PORT_ID_HASH: felt252 =
-    506076466176013583354797631368330115868609515147080483618120063858966368900;
-
-pub fn TRANSFER_PORT_ID() -> ByteArray {
-    "transfer"
-}
diff --git a/cairo-contracts/packages/contracts/src/lib.cairo b/cairo-contracts/packages/contracts/src/lib.cairo
index c969e6fc..912f8f19 100644
--- a/cairo-contracts/packages/contracts/src/lib.cairo
+++ b/cairo-contracts/packages/contracts/src/lib.cairo
@@ -1,11 +1,12 @@
 pub mod core;
 pub mod erc20;
-
 pub mod apps {
-    pub mod transfer;
+    mod transfer;
+    pub use transfer::TransferApp;
 }
 pub mod clients {
-    pub mod cometbft;
+    mod cometbft;
+    pub use cometbft::CometClient;
 }
 mod tests {
     #[cfg(test)]