diff --git a/subxt/src/error/dispatch_error.rs b/subxt/src/error/dispatch_error.rs
index 22f8abc774..2946729778 100644
--- a/subxt/src/error/dispatch_error.rs
+++ b/subxt/src/error/dispatch_error.rs
@@ -171,7 +171,9 @@ impl ModuleError {
         let pallet = self.metadata.pallet_by_index_err(self.pallet_index())?;
         let variant = pallet
             .error_variant_by_index(self.error_index())
-            .ok_or_else(|| MetadataError::VariantIndexNotFound(self.error_index()))?;
+            .ok_or_else(|| MetadataError::VariantIndexNotFound {
+                variant_idx: self.error_index(),
+            })?;
 
         Ok(ModuleErrorDetails { pallet, variant })
     }
diff --git a/subxt/src/error/mod.rs b/subxt/src/error/mod.rs
index 53803450f1..ea3736e505 100644
--- a/subxt/src/error/mod.rs
+++ b/subxt/src/error/mod.rs
@@ -85,13 +85,13 @@ pub enum Error {
 impl From<CoreError> for Error {
     fn from(value: CoreError) -> Self {
         match value {
-            CoreError::Codec(e) => Error::Codec(e),
-            CoreError::Metadata(e) => Error::Metadata(e),
-            CoreError::StorageAddress(e) => Error::StorageAddress(e),
-            CoreError::Decode(e) => Error::Decode(e),
-            CoreError::Encode(e) => Error::Encode(e),
-            CoreError::ExtrinsicParams(e) => Error::ExtrinsicParams(e),
-            CoreError::Block(e) => Error::Block(e.into()),
+            CoreError::Codec { source: e } => Error::Codec(e.0),
+            CoreError::Metadata { source: e } => Error::Metadata(e),
+            CoreError::StorageAddress { source: e } => Error::StorageAddress(e),
+            CoreError::Decode { source: e } => Error::Decode(e.0),
+            CoreError::Encode { source: e } => Error::Encode(e.0),
+            CoreError::ExtrinsicParams { source: e } => Error::ExtrinsicParams(e),
+            CoreError::Block { source: e } => Error::Block(e.into()),
         }
     }
 }
@@ -187,8 +187,8 @@ impl From<CoreBlockError> for BlockError {
     fn from(value: CoreBlockError) -> Self {
         match value {
             CoreBlockError::MissingType => BlockError::MissingType,
-            CoreBlockError::UnsupportedVersion(n) => BlockError::UnsupportedVersion(n),
-            CoreBlockError::DecodingError(e) => BlockError::DecodingError(e),
+            CoreBlockError::UnsupportedVersion { version: n } => BlockError::UnsupportedVersion(n),
+            CoreBlockError::DecodingError { source: e } => BlockError::DecodingError(e.0),
         }
     }
 }
diff --git a/subxt/src/storage/storage_type.rs b/subxt/src/storage/storage_type.rs
index 1509db9b33..7def65f34f 100644
--- a/subxt/src/storage/storage_type.rs
+++ b/subxt/src/storage/storage_type.rs
@@ -268,7 +268,9 @@ where
         self.client
             .metadata()
             .pallet_by_name(pallet_name.as_ref())
-            .ok_or_else(|| MetadataError::PalletNameNotFound(pallet_name.as_ref().into()))?;
+            .ok_or_else(|| MetadataError::PalletNameNotFound {
+                name: pallet_name.as_ref().into(),
+            })?;
 
         // construct the storage key. This is done similarly in `frame_support::traits::metadata::StorageVersion::storage_key()`.
         pub const STORAGE_VERSION_STORAGE_KEY_POSTFIX: &[u8] = b":__STORAGE_VERSION__:";