diff --git a/Cargo.lock b/Cargo.lock
index 51d7aca7..57a44c7b 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -590,9 +590,9 @@ checksum = "245097e9a4535ee1e3e3931fcfcd55a796a44c643e8596ff6566d68f09b87bbc"
 
 [[package]]
 name = "convert_case"
-version = "0.4.0"
+version = "0.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6245d59a3e82a7fc217c5828a6692dbc6dfb63a0c8c90495621f7b9d79704a0e"
+checksum = "fb4a24b1aaf0fd0ce8b45161144d6f42cd91677fd5940fd431183eb023b3a2b8"
 
 [[package]]
 name = "core-foundation"
diff --git a/ethers-core/Cargo.toml b/ethers-core/Cargo.toml
index 5124fc3d..f7f98413 100644
--- a/ethers-core/Cargo.toml
+++ b/ethers-core/Cargo.toml
@@ -35,7 +35,7 @@ once_cell = "1.8.0"
 cargo_metadata = { version = "0.14.1", optional = true }
 
 # eip712 feature enabled dependencies
-convert_case = { version = "0.4.0", optional = true }
+convert_case = { version = "0.5.0", optional = true }
 syn = { version = "1.0.84", optional = true }
 quote = { version = "1.0.9", optional = true }
 proc-macro2 = { version = "1.0.35", optional = true }