diff --git a/substrate/node/runtime/src/lib.rs b/substrate/node/runtime/src/lib.rs
index 69f812ce32..d11897845b 100644
--- a/substrate/node/runtime/src/lib.rs
+++ b/substrate/node/runtime/src/lib.rs
@@ -84,7 +84,7 @@ pub const VERSION: RuntimeVersion = RuntimeVersion {
 	// and set impl_version to equal spec_version. If only runtime
 	// implementation changes and behavior does not, then leave spec_version as
 	// is and increment impl_version.
-	spec_version: 179,
+	spec_version: 180,
 	impl_version: 180,
 	apis: RUNTIME_API_VERSIONS,
 };
diff --git a/substrate/srml/contracts/src/lib.rs b/substrate/srml/contracts/src/lib.rs
index 3d8a455ad7..e52d059992 100644
--- a/substrate/srml/contracts/src/lib.rs
+++ b/substrate/srml/contracts/src/lib.rs
@@ -325,7 +325,7 @@ parameter_types! {
 	/// A reasonable default value for [`Trait::InstantiateBaseFee`].
 	pub const DefaultInstantiateBaseFee: u32 = 1000;
 	/// A reasonable default value for [`Trait::MaxDepth`].
-	pub const DefaultMaxDepth: u32 = 1024;
+	pub const DefaultMaxDepth: u32 = 32;
 	/// A reasonable default value for [`Trait::MaxValueSize`].
 	pub const DefaultMaxValueSize: u32 = 16_384;
 	/// A reasonable default value for [`Trait::BlockGasLimit`].