diff --git a/common/defs/ethereum/released-definitions-timestamp.txt b/common/defs/ethereum/released-definitions-timestamp.txt
index 36cbaf47a..c45f22d5b 100644
--- a/common/defs/ethereum/released-definitions-timestamp.txt
+++ b/common/defs/ethereum/released-definitions-timestamp.txt
@@ -1 +1 @@
-1669892465
+2023-04-03T13:44:24+00:00
diff --git a/common/tools/cointool.py b/common/tools/cointool.py
index b22fd6aef..e38aad759 100755
--- a/common/tools/cointool.py
+++ b/common/tools/cointool.py
@@ -1,6 +1,7 @@
 #!/usr/bin/env python3
 from __future__ import annotations
 
+import datetime
 import fnmatch
 import glob
 import json
@@ -136,10 +137,13 @@ def render_file(
     `src` is a filename, `dst` is an open file object.
     """
     template = mako.template.Template(filename=src)
+    eth_defs_date = datetime.datetime.fromisoformat(
+        DEFINITIONS_TIMESTAMP_PATH.read_text().strip()
+    )
     result = template.render(
         support_info=support_info,
         supported_on=make_support_filter(support_info),
-        ethereum_defs_timestamp=int(DEFINITIONS_TIMESTAMP_PATH.read_text()),
+        ethereum_defs_timestamp=int(eth_defs_date.timestamp()),
         **coins,
         **MAKO_FILTERS,
     )
diff --git a/core/src/apps/ethereum/definitions_constants.py b/core/src/apps/ethereum/definitions_constants.py
index 8797c1fab..063c0aba2 100644
--- a/core/src/apps/ethereum/definitions_constants.py
+++ b/core/src/apps/ethereum/definitions_constants.py
@@ -9,7 +9,7 @@ PUBLIC_KEYS = (
     b"\xb8\xd2\xb2\x1d\xe2\x71\x24\xf0\x51\x1f\x90\x3a\xe7\xe6\x0e\x07\x96\x18\x10\xa0\xb8\xf2\x8e\xa7\x55\xfa\x50\x36\x7a\x8a\x2b\x8b",
 )
 
-MIN_DATA_VERSION = 1669892465
+MIN_DATA_VERSION = 1680529464
 FORMAT_VERSION = b"trzd1"
 
 if __debug__: