diff --git a/src/standard/invoker/mod.rs b/src/standard/invoker/mod.rs
index 06296b91d..302326497 100644
--- a/src/standard/invoker/mod.rs
+++ b/src/standard/invoker/mod.rs
@@ -1,5 +1,5 @@
 mod resolver;
-mod routines;
+pub mod routines;
 mod state;
 
 pub use self::resolver::{EtableResolver, PrecompileSet, Resolver};
diff --git a/src/standard/mod.rs b/src/standard/mod.rs
index 01641e391..f3b9a8453 100644
--- a/src/standard/mod.rs
+++ b/src/standard/mod.rs
@@ -11,7 +11,8 @@ mod invoker;
 pub use self::config::Config;
 pub use self::gasometer::{eval as eval_gasometer, GasometerState};
 pub use self::invoker::{
-	EtableResolver, Invoker, InvokerState, PrecompileSet, Resolver, TransactArgs,
+	routines, EtableResolver, Invoker, InvokerState, PrecompileSet, Resolver, SubstackInvoke,
+	TransactArgs, TransactInvoke,
 };
 
 use crate::{ExitError, GasMutState, GasState, MergeStrategy, RuntimeState};