diff --git a/contracts/Cargo.lock b/contracts/Cargo.lock
index 9fcfa9a..543ab49 100644
--- a/contracts/Cargo.lock
+++ b/contracts/Cargo.lock
@@ -167,7 +167,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5526ea839acb47bbf8fff031ed9aad86e74d43f77b089255417328c3664367d5"
 dependencies = [
  "cosmwasm-schema-derive",
- "schemars",
+ "schemars 0.8.22",
  "serde",
  "serde_json",
  "thiserror",
@@ -198,7 +198,7 @@ dependencies = [
  "derivative",
  "forward_ref",
  "hex",
- "schemars",
+ "schemars 0.8.22",
  "serde",
  "serde-json-wasm",
  "sha2 0.10.9",
@@ -264,7 +264,7 @@ dependencies = [
  "derivative",
  "itertools",
  "prost",
- "schemars",
+ "schemars 0.8.22",
  "serde",
  "sha2 0.10.9",
  "thiserror",
@@ -284,7 +284,7 @@ dependencies = [
  "cw20-base",
  "hex",
  "proptest",
- "schemars",
+ "schemars 1.2.1",
  "serde",
  "serde_json",
  "sha2 0.10.9",
@@ -298,7 +298,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d5ff29294ee99373e2cd5fd21786a3c0ced99a52fec2ca347d565489c61b723c"
 dependencies = [
  "cosmwasm-std",
- "schemars",
+ "schemars 0.8.22",
  "serde",
 ]
 
@@ -311,7 +311,7 @@ dependencies = [
  "cosmwasm-schema",
  "cosmwasm-std",
  "cw2",
- "schemars",
+ "schemars 0.8.22",
  "semver",
  "serde",
  "thiserror",
@@ -326,7 +326,7 @@ dependencies = [
  "cosmwasm-schema",
  "cosmwasm-std",
  "cw-storage-plus",
- "schemars",
+ "schemars 0.8.22",
  "semver",
  "serde",
  "thiserror",
@@ -341,7 +341,7 @@ dependencies = [
  "cosmwasm-schema",
  "cosmwasm-std",
  "cw-utils",
- "schemars",
+ "schemars 0.8.22",
  "serde",
 ]
 
@@ -356,7 +356,7 @@ dependencies = [
  "cw-storage-plus",
  "cw2",
  "cw20",
- "schemars",
+ "schemars 0.8.22",
  "semver",
  "serde",
  "thiserror",
@@ -766,7 +766,7 @@ version = "0.1.0"
 dependencies = [
  "cosmwasm-schema",
  "cosmwasm-std",
- "schemars",
+ "schemars 1.2.1",
  "serde",
  "serde_json",
 ]
@@ -921,6 +921,26 @@ dependencies = [
  "rand_core 0.9.5",
 ]
 
+[[package]]
+name = "ref-cast"
+version = "1.0.25"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f354300ae66f76f1c85c5f84693f0ce81d747e2c3f21a45fef496d89c960bf7d"
+dependencies = [
+ "ref-cast-impl",
+]
+
+[[package]]
+name = "ref-cast-impl"
+version = "1.0.25"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b7186006dcb21920990093f30e3dea63b7d6e977bf1256be20c3563a5db070da"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn 2.0.117",
+]
+
 [[package]]
 name = "regex-syntax"
 version = "0.8.10"
@@ -969,7 +989,20 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3fbf2ae1b8bc8e02df939598064d22402220cd5bbcca1c76f7d6a310974d5615"
 dependencies = [
  "dyn-clone",
- "schemars_derive",
+ "schemars_derive 0.8.22",
+ "serde",
+ "serde_json",
+]
+
+[[package]]
+name = "schemars"
+version = "1.2.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a2b42f36aa1cd011945615b92222f6bf73c599a102a300334cd7f8dbeec726cc"
+dependencies = [
+ "dyn-clone",
+ "ref-cast",
+ "schemars_derive 1.2.1",
  "serde",
  "serde_json",
 ]
@@ -986,6 +1019,18 @@ dependencies = [
  "syn 2.0.117",
 ]
 
+[[package]]
+name = "schemars_derive"
+version = "1.2.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7d115b50f4aaeea07e79c1912f645c7513d81715d0420f8bc77a18c6260b307f"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "serde_derive_internals",
+ "syn 2.0.117",
+]
+
 [[package]]
 name = "sec1"
 version = "0.7.3"
diff --git a/contracts/Cargo.toml b/contracts/Cargo.toml
index a22594b..833078a 100644
--- a/contracts/Cargo.toml
+++ b/contracts/Cargo.toml
@@ -17,7 +17,7 @@ cw20 = "1.1"
 cw20-base = "1.1"
 hex = { version = "0.4", default-features = false, features = ["alloc"] }
 proptest = "1"
-schemars = "0.8"
+schemars = "1.2"
 serde = { version = "1.0", default-features = false, features = ["derive"] }
 serde_json = "1.0"
 sha2 = "0.10"