diff --git a/Cargo.toml b/Cargo.toml
index ee231fcf..603c91a3 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -77,11 +77,11 @@ web3 = { version = "0.19", default-features = false, features = [
     "http-rustls-tls",
 ] }
 # local dependencies
-erc20_rpc_pool = { path = "crates/erc20_rpc_pool", version = "0.4.8" }
-erc20_payment_lib = { path = "crates/erc20_payment_lib", version = "0.4.8" }
-erc20_payment_lib_common = { path = "crates/erc20_payment_lib_common", version = "0.4.8" }
-erc20_payment_lib_extra = { path = "crates/erc20_payment_lib_extra", version = "0.4.8" }
-web3_test_proxy_client = { path = "crates/web3_test_proxy_client", version = "0.4.8" }
+erc20_rpc_pool = { path = "crates/erc20_rpc_pool", version = "=0.4.8" }
+erc20_payment_lib = { path = "crates/erc20_payment_lib", version = "=0.4.8" }
+erc20_payment_lib_common = { path = "crates/erc20_payment_lib_common", version = "=0.4.8" }
+erc20_payment_lib_extra = { path = "crates/erc20_payment_lib_extra", version = "=0.4.8" }
+web3_test_proxy_client = { path = "crates/web3_test_proxy_client", version = "=0.4.8" }
 
 [dependencies]
 actix-cors = { workspace = true }