diff --git a/validator/client/validation_client.go b/validator/client/validation_client.go
index 5c2734314f..4d15edd5e4 100644
--- a/validator/client/validation_client.go
+++ b/validator/client/validation_client.go
@@ -126,7 +126,7 @@ func NewExecutionClient(config rpcclient.ClientConfigFetcher, stack *node.Node)
 func (c *ExecutionClient) CreateBoldExecutionRun(wasmModuleRoot common.Hash, stepSize uint64, input *validator.ValidationInput) containers.PromiseInterface[validator.ExecutionRun] {
 	return stopwaiter.LaunchPromiseThread[validator.ExecutionRun](c, func(ctx context.Context) (validator.ExecutionRun, error) {
 		var res uint64
-		err := c.client.CallContext(ctx, &res, server_api.Namespace+"_createBoldExecutionRun", wasmModuleRoot, stepSize, ValidationInputToJson(input))
+		err := c.client.CallContext(ctx, &res, server_api.Namespace+"_createBoldExecutionRun", wasmModuleRoot, stepSize, server_api.ValidationInputToJson(input))
 		if err != nil {
 			return nil, err
 		}
diff --git a/validator/valnode/validation_api.go b/validator/valnode/validation_api.go
index fe9e1e48c2..835641f9c3 100644
--- a/validator/valnode/validation_api.go
+++ b/validator/valnode/validation_api.go
@@ -76,7 +76,7 @@ func NewExecutionServerAPI(valSpawner validator.ValidationSpawner, execution val
 }
 
 func (a *ExecServerAPI) CreateBoldExecutionRun(ctx context.Context, wasmModuleRoot common.Hash, stepSize uint64, jsonInput *server_api.InputJSON) (uint64, error) {
-	input, err := ValidationInputFromJson(jsonInput)
+	input, err := server_api.ValidationInputFromJson(jsonInput)
 	if err != nil {
 		return 0, err
 	}