diff --git a/deno.json b/deno.json
index b84a94cd..d9b09d79 100644
--- a/deno.json
+++ b/deno.json
@@ -13,7 +13,7 @@
   "nodeModulesDir": "none",
 
   "name": "@spacebudz/lucid",
-  "version": "0.20.1",
+  "version": "0.20.2",
   "license": "MIT",
   "exports": {
     ".": "./mod.ts",
diff --git a/src/utils/merkle_tree.ts b/src/utils/merkle_tree.ts
index f5c156eb..4f20c2f8 100644
--- a/src/utils/merkle_tree.ts
+++ b/src/utils/merkle_tree.ts
@@ -1,6 +1,6 @@
 // Haskell implementation: https://github.com/input-output-hk/hydra-poc/blob/master/plutus-merkle-tree/src/Plutus/MerkleTree.hs
 // TODO: get rid of async sha256
-import { concat, equals } from "jsr:@std/bytes";
+import { concat, equals } from "jsr:@std/bytes@1.0.4";
 import { toHex } from "./utils.ts";
 
 type MerkleNode = {
diff --git a/src/utils/utils.ts b/src/utils/utils.ts
index 4050349f..21d13ca9 100644
--- a/src/utils/utils.ts
+++ b/src/utils/utils.ts
@@ -1,4 +1,4 @@
-import { decodeHex, encodeHex } from "jsr:@std/encoding/hex";
+import { decodeHex, encodeHex } from "jsr:@std/encoding@1.0.5/hex";
 import {
   Addresses,
   type Assets,