diff --git a/apps/multiplatform/common/src/commonMain/kotlin/chat/simplex/common/platform/AppCommon.kt b/apps/multiplatform/common/src/commonMain/kotlin/chat/simplex/common/platform/AppCommon.kt
index 168de989f7..7d5b1b0196 100644
--- a/apps/multiplatform/common/src/commonMain/kotlin/chat/simplex/common/platform/AppCommon.kt
+++ b/apps/multiplatform/common/src/commonMain/kotlin/chat/simplex/common/platform/AppCommon.kt
@@ -42,12 +42,6 @@ fun runMigrations() {
           ChatController.appPrefs.currentTheme.set(DefaultTheme.SIMPLEX.name)
         }
         lastMigration.set(117)
-      } else if (lastMigration.get() < 203) {
-        // Making theme keys lowercase as API expects
-        ChatController.appPrefs.themeOverrides.set(ChatController.appPrefs.themeOverrides.get().map { it.key.lowercase() to it.value }.toMap())
-        ChatController.appPrefs.currentTheme.set(ChatController.appPrefs.currentTheme.get()?.lowercase())
-        ChatController.appPrefs.systemDarkTheme.set(ChatController.appPrefs.systemDarkTheme.get()?.lowercase())
-        lastMigration.set(203)
       } else {
         lastMigration.set(BuildConfigCommon.ANDROID_VERSION_CODE)
         break