diff --git a/nimbus/utils.nim b/nimbus/utils.nim
index 35d9571e2..6ee50d693 100644
--- a/nimbus/utils.nim
+++ b/nimbus/utils.nim
@@ -1,5 +1,7 @@
 import eth/trie/db, eth/[trie, rlp, common], nimcrypto
 
+export nimcrypto.`$`
+
 proc calcRootHash[T](items: openArray[T]): Hash256 =
   var tr = initHexaryTrie(newMemoryDB())
   for i, t in items:
diff --git a/tests/test_vm_json.nim b/tests/test_vm_json.nim
index 21d091c0d..562b2c189 100644
--- a/tests/test_vm_json.nim
+++ b/tests/test_vm_json.nim
@@ -7,7 +7,7 @@
 
 import
   unittest, strformat, strutils, sequtils, tables, json, ospaths, times,
-  byteutils, ranges/typedranges, nimcrypto/[keccak, hash],
+  byteutils, ranges/typedranges,
   eth/[rlp, common], eth/trie/db,
   ./test_helpers,
   ../nimbus/[constants, errors],