diff --git a/Cargo.lock b/Cargo.lock
index 8e3ff6b..c69af99 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -111,9 +111,9 @@ dependencies = [
 
 [[package]]
 name = "cosmwasm-schema"
-version = "1.2.2"
+version = "1.2.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b1b99f612ccf162940ae2eef9f370ee37cf2ddcf4a9a8f5ee15ec6b46a5ecd2e"
+checksum = "3e9e92cdce475a91659d0dc4d17836a484fc534e80e787281aa4adde4cb1798b"
 dependencies = [
  "cosmwasm-schema-derive",
  "schemars",
@@ -124,9 +124,9 @@ dependencies = [
 
 [[package]]
 name = "cosmwasm-schema-derive"
-version = "1.2.2"
+version = "1.2.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a92ceea61033cb69c336abf673da017ddf251fc4e26e0cdd387eaf8bedb14e49"
+checksum = "69681bac3dbeb0b00990279e3ed39e3d4406b29f538b16b712f6771322a45048"
 dependencies = [
  "proc-macro2",
  "quote",
diff --git a/Cargo.toml b/Cargo.toml
index e643500..4590fdf 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -49,4 +49,4 @@ serde = { version = "1.0.158", default-features = false, features = ["derive"] }
 base64 = "0.21.0"
 
 [dev-dependencies]
-cosmwasm-schema = { version = "1.1.8" }
+cosmwasm-schema = { version = "1.2.4" }