diff --git a/app/src/main/java/eu/kanade/tachiyomi/data/backup/restore/restorers/PreferenceRestorer.kt b/app/src/main/java/eu/kanade/tachiyomi/data/backup/restore/restorers/PreferenceRestorer.kt
index 2d73533c6..f5dc687ab 100644
--- a/app/src/main/java/eu/kanade/tachiyomi/data/backup/restore/restorers/PreferenceRestorer.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/data/backup/restore/restorers/PreferenceRestorer.kt
@@ -113,7 +113,11 @@ class PreferenceRestorer(
                                 // KMK -->
                                 when (key) {
                                     SourcePreferences.PINNED_SOURCES_PREF_KEY ->
-                                        EXHMigrations.migratePinnedSources(value.value)
+                                        restorePinnedSourcesPreference(
+                                            key,
+                                            value.value,
+                                            preferenceStore,
+                                        )
                                     else ->
                                         // KMK <--
                                         preferenceStore.getStringSet(key).set(value.value)
@@ -151,4 +155,15 @@ class PreferenceRestorer(
         }
         return true
     }
+
+    private fun restorePinnedSourcesPreference(
+        key: String,
+        value: Set<String>,
+        preferenceStore: PreferenceStore,
+    ) {
+        if (value.isEmpty()) return
+
+        val valueToSet = EXHMigrations.migrateSourceIds(value)
+        preferenceStore.getStringSet(key).set(valueToSet)
+    }
 }
diff --git a/app/src/main/java/exh/EXHMigrations.kt b/app/src/main/java/exh/EXHMigrations.kt
index 8966aa2b9..ffe00517a 100644
--- a/app/src/main/java/exh/EXHMigrations.kt
+++ b/app/src/main/java/exh/EXHMigrations.kt
@@ -140,29 +140,29 @@ object EXHMigrations {
     /**
      * Migrate old source ID of delegated sources in old backup
      */
-    fun migratePinnedSources(pinnedSources: Set<String>): Set<String> {
-        var pinned = pinnedSources
-        if (NHENTAI_OLD_ID.toString() in pinned) {
-            pinned = pinned.minus(NHENTAI_OLD_ID.toString())
+    fun migrateSourceIds(oldSourceIds: Set<String>): Set<String> {
+        var newSourceIds = oldSourceIds
+        if (NHENTAI_OLD_ID.toString() in newSourceIds) {
+            newSourceIds = newSourceIds.minus(NHENTAI_OLD_ID.toString())
                 .plus(NHENTAI_SOURCE_ID.toString())
         }
-        if (TSUMINO_OLD_ID.toString() in pinned) {
-            pinned = pinned.minus(TSUMINO_OLD_ID.toString())
+        if (TSUMINO_OLD_ID.toString() in newSourceIds) {
+            newSourceIds = newSourceIds.minus(TSUMINO_OLD_ID.toString())
                 .plus(TSUMINO_SOURCE_ID.toString())
         }
-        if (HBROWSE_OLD_ID.toString() in pinned) {
-            pinned = pinned.minus(HBROWSE_OLD_ID.toString())
+        if (HBROWSE_OLD_ID.toString() in newSourceIds) {
+            newSourceIds = newSourceIds.minus(HBROWSE_OLD_ID.toString())
                 .plus(HBROWSE_SOURCE_ID.toString())
         }
-        if (EH_OLD_ID.toString() in pinned) {
-            pinned = pinned.minus(EH_OLD_ID.toString())
+        if (EH_OLD_ID.toString() in newSourceIds) {
+            newSourceIds = newSourceIds.minus(EH_OLD_ID.toString())
                 .plus(EH_SOURCE_ID.toString())
         }
-        if (EXH_OLD_ID.toString() in pinned) {
-            pinned = pinned.minus(EXH_OLD_ID.toString())
+        if (EXH_OLD_ID.toString() in newSourceIds) {
+            newSourceIds = newSourceIds.minus(EXH_OLD_ID.toString())
                 .plus(EXH_SOURCE_ID.toString())
         }
-        return pinned
+        return newSourceIds
     }
     // KMK -->