diff --git a/app/src/main/java/eu/kanade/tachiyomi/data/track/anilist/AnilistApi.kt b/app/src/main/java/eu/kanade/tachiyomi/data/track/anilist/AnilistApi.kt
index 22ceef6bfa..94e9b21839 100644
--- a/app/src/main/java/eu/kanade/tachiyomi/data/track/anilist/AnilistApi.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/data/track/anilist/AnilistApi.kt
@@ -87,10 +87,10 @@ class AnilistApi(val client: OkHttpClient, interceptor: AnilistInterceptor) {
             val response = responseToJson(netResponse)
             try {
                 val media = response["data"]["SaveMediaListEntry"].asJsonObject
-                if (track.started_reading_date == 0L) {
+                if (track.started_reading_date <= 0L) {
                     track.started_reading_date = parseDate(media, "startedAt")
                 }
-                if (track.finished_reading_date == 0L) {
+                if (track.finished_reading_date <= 0L) {
                     track.finished_reading_date = parseDate(media, "completedAt")
                 }
             } catch (e: Exception) {
@@ -236,6 +236,11 @@ class AnilistApi(val client: OkHttpClient, interceptor: AnilistInterceptor) {
     }
 
     private fun createDate(dateValue: Long): JsonObject? {
+        if (dateValue == -1L) return jsonObject(
+            "year" to null,
+            "month" to null,
+            "day" to null,
+        )
         if (dateValue == 0L) return null
         val calendar = Calendar.getInstance()
         calendar.timeInMillis = dateValue
diff --git a/app/src/main/java/eu/kanade/tachiyomi/data/track/myanimelist/MyAnimeListApi.kt b/app/src/main/java/eu/kanade/tachiyomi/data/track/myanimelist/MyAnimeListApi.kt
index bb7cb8c47b..6f3d953f82 100644
--- a/app/src/main/java/eu/kanade/tachiyomi/data/track/myanimelist/MyAnimeListApi.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/data/track/myanimelist/MyAnimeListApi.kt
@@ -222,7 +222,7 @@ class MyAnimeListApi(private val client: OkHttpClient, interceptor: MyAnimeListI
     }
 
     private fun convertToIsoDate(epochTime: Long): String? {
-        if (epochTime == 0L) {
+        if (epochTime <= 0L) {
             return ""
         }
         return try {
diff --git a/app/src/main/java/eu/kanade/tachiyomi/ui/manga/track/SetTrackReadingDatesDialog.kt b/app/src/main/java/eu/kanade/tachiyomi/ui/manga/track/SetTrackReadingDatesDialog.kt
index 5dc315c4aa..8701e972a7 100644
--- a/app/src/main/java/eu/kanade/tachiyomi/ui/manga/track/SetTrackReadingDatesDialog.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/ui/manga/track/SetTrackReadingDatesDialog.kt
@@ -67,7 +67,7 @@ class SetTrackReadingDatesDialog<T> : DialogController
                 listener.setReadingDate(item, dateToUpdate, date.timeInMillis)
             }
             .neutralButton(R.string.remove) {
-                listener.setReadingDate(item, dateToUpdate, 0L)
+                listener.setReadingDate(item, dateToUpdate, -1L)
             }.apply {
                 getSuggestedDate()?.let {
                     message(