diff --git a/integration_tests/test_e2ee.py b/integration_tests/test_e2ee.py
index 752abc4a66..9a8ae989f6 100644
--- a/integration_tests/test_e2ee.py
+++ b/integration_tests/test_e2ee.py
@@ -1,19 +1,22 @@
-import json
-
-from .utils import prepare_cipherfile, wait_for_new_blocks
-
-
 def test_encrypt_decrypt(cronos):
-    cli = cronos.cosmos_cli()
+    cli0 = cronos.cosmos_cli()
     cli1 = cronos.cosmos_cli(1)
+
+    # gen two keys for two accounts
     name0 = "key0"
     name1 = "key1"
+    pubkey0 = cli0.keygen(keyring_name=name0)
+    pubkey1 = cli1.keygen(keyring_name=name1)
+    sender = "validator"
+    cli0.register_e2ee_key(pubkey0, _from=sender)
+    cli1.register_e2ee_key(pubkey1, _from=sender)
+    # query in batch
+    assert cli0.query_e2ee_keys(cli0.address(sender), cli1.address(sender)) == [
+        pubkey0,
+        pubkey1,
+    ]
+    # prepare data file to encrypt
     content = "Hello World!"
-    cipherfile = prepare_cipherfile(cli, cli1, name0, name1, content)
-    assert cli.decrypt(cipherfile, identity=name0) == content
-    assert cli1.decrypt(cipherfile, identity=name1) == content
-
-
 def test_block_list(cronos):
     cli0 = cronos.cosmos_cli()
     cli1 = cronos.cosmos_cli(1)
diff --git a/integration_tests/test_gov_update_params.py b/integration_tests/test_gov_update_params.py
index 8234292d1b..03539531b1 100644
--- a/integration_tests/test_gov_update_params.py
+++ b/integration_tests/test_gov_update_params.py
@@ -9,7 +9,6 @@
     approve_proposal,
     deploy_contract,
     eth_to_bech32,
-    prepare_cipherfile,
     wait_for_new_blocks,
     wait_for_port,
 )
diff --git a/integration_tests/utils.py b/integration_tests/utils.py
index fd9cfb933b..323207d83e 100644
--- a/integration_tests/utils.py
+++ b/integration_tests/utils.py
@@ -732,28 +732,3 @@ def get_send_enable(port):
     url = f"http://127.0.0.1:{port}/cosmos/bank/v1beta1/params"
     raw = requests.get(url).json()
     return raw["params"]["send_enabled"]
-
-
-def prepare_cipherfile(cli0, cli1, name0, name1, content):
-    # gen two keys for two accounts
-    pubkey0 = cli0.keygen(keyring_name=name0)
-    pubkey1 = cli1.keygen(keyring_name=name1)
-    sender = "validator"
-    cli0.register_e2ee_key(pubkey0, _from=sender)
-    cli1.register_e2ee_key(pubkey1, _from=sender)
-    # query in batch
-    assert cli0.query_e2ee_keys(cli0.address(sender), cli1.address(sender)) == [
-        pubkey0,
-        pubkey1,
-    ]
-    # prepare data file to encrypt
-    plainfile = cli0.data_dir / "plaintext"
-    plainfile.write_text(content)
-    cipherfile = cli0.data_dir / "ciphertext"
-    cli0.encrypt(
-        plainfile,
-        cli0.address(sender),
-        cli1.address(sender),
-        output=cipherfile,
-    )
-    return cipherfile