diff --git a/pkg/morph/client/internal/static.go b/pkg/morph/client/internal/static.go
deleted file mode 100644
index 0bba1b320..000000000
--- a/pkg/morph/client/internal/static.go
+++ /dev/null
@@ -1,11 +0,0 @@
-package internal
-
-import (
-	"github.com/nspcc-dev/neo-go/pkg/util"
-)
-
-// StaticClient groups client.StaticClient type interface methods which are needed to be inherited
-// by upper-level client instances.
-type StaticClient interface {
-	ContractAddress() util.Uint160
-}