diff --git a/library/core-utils/src/main/java/im/vector/lib/core/utils/timer/Clock.kt b/library/core-utils/src/main/java/im/vector/lib/core/utils/timer/Clock.kt
deleted file mode 100644
index 47e2c6532a..0000000000
--- a/library/core-utils/src/main/java/im/vector/lib/core/utils/timer/Clock.kt
+++ /dev/null
@@ -1,34 +0,0 @@
-/*
- * Copyright (c) 2023 New Vector Ltd
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package im.vector.lib.core.utils.timer
-
-interface Clock {
-    fun epochMillis(): Long
-}
-
-class DefaultClock : Clock {
-
-    /**
-     * Provides a UTC epoch in milliseconds
-     *
-     * This value is not guaranteed to be correct with reality
-     * as a User can override the system time and date to any values.
-     */
-    override fun epochMillis(): Long {
-        return System.currentTimeMillis()
-    }
-}
diff --git a/tools/check/forbidden_strings_in_code.txt b/tools/check/forbidden_strings_in_code.txt
index d12ace911b..b4d7ebae1f 100755
--- a/tools/check/forbidden_strings_in_code.txt
+++ b/tools/check/forbidden_strings_in_code.txt
@@ -176,7 +176,7 @@ PreferenceManager\.getDefaultSharedPreferences==2
 R\.string\.template_
 
 ### Use the Clock interface, or use `measureTimeMillis`
-System\.currentTimeMillis\(\)===3
+System\.currentTimeMillis\(\)===2
 
 ### Remove extra space between the name and the description
 \* @\w+ \w+  +