diff --git a/core/logging/config/build.gradle.kts b/core/logging/config/build.gradle.kts
new file mode 100644
index 00000000000..a73c997a1ee
--- /dev/null
+++ b/core/logging/config/build.gradle.kts
@@ -0,0 +1,17 @@
+plugins {
+    id(ThunderbirdPlugins.Library.kmp)
+}
+
+android {
+    namespace = "net.thunderbird.core.logging.config"
+}
+
+kotlin {
+    sourceSets {
+        commonMain.dependencies {
+            api(projects.core.logging.api)
+            implementation(projects.core.logging.implComposite)
+            implementation(projects.core.logging.implFile)
+        }
+    }
+}
diff --git a/core/logging/impl-legacy/src/androidMain/kotlin/net/thunderbird/core/logging/legacy/DebugLogConfigurator.kt b/core/logging/config/src/commonMain/kotlin/net/thunderbird/core/logging/config/DebugLogConfigurator.kt
similarity index 71%
rename from core/logging/impl-legacy/src/androidMain/kotlin/net/thunderbird/core/logging/legacy/DebugLogConfigurator.kt
rename to core/logging/config/src/commonMain/kotlin/net/thunderbird/core/logging/config/DebugLogConfigurator.kt
index 2e8c63df314..2fb6c5d9903 100644
--- a/core/logging/impl-legacy/src/androidMain/kotlin/net/thunderbird/core/logging/legacy/DebugLogConfigurator.kt
+++ b/core/logging/config/src/commonMain/kotlin/net/thunderbird/core/logging/config/DebugLogConfigurator.kt
@@ -1,19 +1,17 @@
-package net.thunderbird.core.logging.legacy
+package net.thunderbird.core.logging.config
 
 import net.thunderbird.core.logging.composite.CompositeLogSink
 import net.thunderbird.core.logging.file.FileLogSink
-import timber.log.Timber
-import timber.log.Timber.DebugTree
 
-// TODO: Implementation https://github.com/thunderbird/thunderbird-android/issues/9573
 class DebugLogConfigurator(
     private val syncDebugCompositeSink: CompositeLogSink,
     private val syncDebugFileLogSink: FileLogSink,
 ) {
     fun updateLoggingStatus(isDebugLoggingEnabled: Boolean) {
-        Timber.uprootAll()
+        syncDebugCompositeSink.manager.removeAll()
         if (isDebugLoggingEnabled) {
-            Timber.plant(DebugTree())
+            syncDebugCompositeSink.manager.add(syncDebugCompositeSink)
+            syncDebugCompositeSink.manager.add(syncDebugFileLogSink)
         }
     }
 
diff --git a/legacy/core/build.gradle.kts b/legacy/core/build.gradle.kts
index a9d4f9f1cd8..94f3e6ee3c2 100644
--- a/legacy/core/build.gradle.kts
+++ b/legacy/core/build.gradle.kts
@@ -13,6 +13,7 @@ dependencies {
     api(projects.core.preference.impl)
     api(projects.core.android.logging)
     api(projects.core.logging.implFile)
+    api(projects.core.logging.config)
     api(projects.core.logging.implComposite)
     api(projects.core.android.network)
     api(projects.core.outcome)
diff --git a/legacy/core/src/main/java/com/fsck/k9/preferences/DefaultGeneralSettingsManager.kt b/legacy/core/src/main/java/com/fsck/k9/preferences/DefaultGeneralSettingsManager.kt
index c8a20f61eea..a8fc6c6791d 100644
--- a/legacy/core/src/main/java/com/fsck/k9/preferences/DefaultGeneralSettingsManager.kt
+++ b/legacy/core/src/main/java/com/fsck/k9/preferences/DefaultGeneralSettingsManager.kt
@@ -13,7 +13,7 @@ import kotlinx.coroutines.flow.stateIn
 import kotlinx.coroutines.launch
 import kotlinx.coroutines.sync.Mutex
 import kotlinx.coroutines.sync.withLock
-import net.thunderbird.core.logging.legacy.DebugLogConfigurator
+import net.thunderbird.core.logging.config.DebugLogConfigurator
 import net.thunderbird.core.preference.GeneralSettings
 import net.thunderbird.core.preference.GeneralSettingsManager
 import net.thunderbird.core.preference.PreferenceChangePublisher
diff --git a/legacy/core/src/main/java/com/fsck/k9/preferences/KoinModule.kt b/legacy/core/src/main/java/com/fsck/k9/preferences/KoinModule.kt
index d9662b4fd17..c34de9df94a 100644
--- a/legacy/core/src/main/java/com/fsck/k9/preferences/KoinModule.kt
+++ b/legacy/core/src/main/java/com/fsck/k9/preferences/KoinModule.kt
@@ -3,7 +3,7 @@ package com.fsck.k9.preferences
 import com.fsck.k9.Preferences
 import kotlin.time.ExperimentalTime
 import net.thunderbird.core.android.account.LegacyAccountDtoManager
-import net.thunderbird.core.logging.legacy.DebugLogConfigurator
+import net.thunderbird.core.logging.config.DebugLogConfigurator
 import net.thunderbird.core.preference.DefaultPreferenceChangeBroker
 import net.thunderbird.core.preference.GeneralSettingsManager
 import net.thunderbird.core.preference.PreferenceChangeBroker
diff --git a/quality/konsist/src/test/kotlin/net/thunderbird/quality/ValidateLogger.kt b/quality/konsist/src/test/kotlin/net/thunderbird/quality/ValidateLogger.kt
index 9e152bd05ef..8b36893f985 100644
--- a/quality/konsist/src/test/kotlin/net/thunderbird/quality/ValidateLogger.kt
+++ b/quality/konsist/src/test/kotlin/net/thunderbird/quality/ValidateLogger.kt
@@ -30,7 +30,7 @@ class ValidateLogger {
             .filterNot { it.hasNameMatching("ConsoleLogSink.android|ConsoleLogSinkTest.android".toRegex()) }
             .filterNot {
                 // Exclude legacy code that still uses Timber
-                it.hasNameMatching("LogFileWriter|FileLoggerTree|K9|DebugLogConfigurator".toRegex())
+                it.hasNameMatching("LogFileWriter|FileLoggerTree|K9".toRegex())
             }
             .assertFalse(
                 additionalMessage = "No class should use timber.log.Timber import, use net.thunderbird.core.logging.Logger instead."
diff --git a/settings.gradle.kts b/settings.gradle.kts
index 35fb8a7bd7c..f68ddd3cc85 100644
--- a/settings.gradle.kts
+++ b/settings.gradle.kts
@@ -153,6 +153,7 @@ include(
     ":core:configstore:impl-backend",
     ":core:featureflag",
     ":core:logging:api",
+    ":core:logging:config",
     ":core:logging:impl-composite",
     ":core:logging:impl-console",
     ":core:logging:impl-legacy",