diff --git a/packages/react-components/src/InputExtrinsic/LinkedWrapper.tsx b/packages/react-components/src/InputExtrinsic/LinkedWrapper.tsx
index a8b20ff11a..cd25c963b6 100644
--- a/packages/react-components/src/InputExtrinsic/LinkedWrapper.tsx
+++ b/packages/react-components/src/InputExtrinsic/LinkedWrapper.tsx
@@ -66,6 +66,10 @@ const StyledDiv = styled.div`
     text-align: right;
     text-overflow: ellipsis;
   }
+
+  > .ui--Labelled > label {
+    text-transform: none;
+  }
 `;
 
 export default React.memo(LinkedWrapper);
diff --git a/packages/react-components/src/Params/index.ts b/packages/react-components/src/Params/index.ts
index 308ac66b98..2b23a0927e 100644
--- a/packages/react-components/src/Params/index.ts
+++ b/packages/react-components/src/Params/index.ts
@@ -10,7 +10,8 @@ import Proposal from './Proposal';
 const components: ComponentMap = {
   Call,
   OpaqueCall,
-  Proposal
+  Proposal,
+  RuntimeCall: Call
 };
 
 export default components;
diff --git a/packages/react-params/src/Param/findComponent.ts b/packages/react-params/src/Param/findComponent.ts
index fca27739bf..188ff826f4 100644
--- a/packages/react-params/src/Param/findComponent.ts
+++ b/packages/react-params/src/Param/findComponent.ts
@@ -55,7 +55,7 @@ const componentDef: TypeToComponent[] = [
   { c: Balance, t: ['Amount', 'Balance', 'BalanceOf'] },
   { c: Bool, t: ['bool'] },
   { c: Bytes, t: ['Bytes', 'Vec<u8>'] },
-  { c: Call, t: ['Call', 'Proposal'] },
+  { c: Call, t: ['Call', 'Proposal', 'RuntimeCall'] },
   { c: Cid, t: ['PalletAllianceCid'] },
   { c: Code, t: ['Code'] },
   { c: DispatchError, t: DISPATCH_ERROR },
diff --git a/packages/react-params/src/initValue.ts b/packages/react-params/src/initValue.ts
index f8e5fd162f..6be29f2bef 100644
--- a/packages/react-params/src/initValue.ts
+++ b/packages/react-params/src/initValue.ts
@@ -108,6 +108,7 @@ export default function getInitValue (registry: Registry, def: TypeDef): unknown
     case 'LookupSource':
     case 'MisbehaviorReport':
     case 'Proposal':
+    case 'RuntimeCall':
     case 'Signature':
     case 'SessionKey':
     case 'StorageKey':