diff --git a/app/src/main/java/com/hippo/ehviewer/EhDB.kt b/app/src/main/java/com/hippo/ehviewer/EhDB.kt
index 18dee33ff..fabc4ba69 100644
--- a/app/src/main/java/com/hippo/ehviewer/EhDB.kt
+++ b/app/src/main/java/com/hippo/ehviewer/EhDB.kt
@@ -33,7 +33,6 @@ import com.hippo.ehviewer.dao.LocalFavoriteInfo
 import com.hippo.ehviewer.dao.QuickSearch
 import com.hippo.ehviewer.download.DownloadManager
 import com.hippo.ehviewer.util.sendTo
-import kotlinx.coroutines.runBlocking
 import splitties.arch.room.roomDb
 
 object EhDB {
@@ -162,11 +161,9 @@ object EhDB {
         }
     }
 
-    @Synchronized
-    fun containLocalFavorites(gid: Long): Boolean {
+    suspend fun containLocalFavorites(gid: Long): Boolean {
         val dao = db.localFavoritesDao()
-        // TODO: remove runBlocking
-        return runBlocking { dao.contains(gid) }
+        return dao.contains(gid)
     }
 
     suspend fun putLocalFavorites(galleryInfo: GalleryInfo) {
diff --git a/app/src/main/java/com/hippo/ehviewer/client/EhEngine.kt b/app/src/main/java/com/hippo/ehviewer/client/EhEngine.kt
index 017e9c888..f273ade05 100644
--- a/app/src/main/java/com/hippo/ehviewer/client/EhEngine.kt
+++ b/app/src/main/java/com/hippo/ehviewer/client/EhEngine.kt
@@ -121,7 +121,8 @@ private fun rethrowExactly(code: Int, headers: Headers, body: String, e: Throwab
     throw e
 }
 
-private suspend inline fun <T> Request.executeAndParsingWith(block: String.() -> T): T {
+@Suppress("REDUNDANT_INLINE_SUSPEND_FUNCTION_TYPE")
+private suspend inline fun <T> Request.executeAndParsingWith(block: suspend String.() -> T): T {
     Log.d(TAG, url.toString())
     return execute {
         val body = body.string()
diff --git a/app/src/main/java/com/hippo/ehviewer/client/parser/FavoritesParser.kt b/app/src/main/java/com/hippo/ehviewer/client/parser/FavoritesParser.kt
index 30486f552..88a37a765 100644
--- a/app/src/main/java/com/hippo/ehviewer/client/parser/FavoritesParser.kt
+++ b/app/src/main/java/com/hippo/ehviewer/client/parser/FavoritesParser.kt
@@ -21,7 +21,7 @@ import com.hippo.ehviewer.client.exception.ParseException
 import splitties.init.appCtx
 
 object FavoritesParser {
-    fun parse(body: String): Result {
+    suspend fun parse(body: String): Result {
         if (body.contains("This page requires you to log on.</p>")) {
             throw EhException(appCtx.getString(R.string.need_sign_in))
         }
diff --git a/app/src/main/java/com/hippo/ehviewer/client/parser/GalleryDetailParser.kt b/app/src/main/java/com/hippo/ehviewer/client/parser/GalleryDetailParser.kt
index da6293ad5..812e2cf28 100644
--- a/app/src/main/java/com/hippo/ehviewer/client/parser/GalleryDetailParser.kt
+++ b/app/src/main/java/com/hippo/ehviewer/client/parser/GalleryDetailParser.kt
@@ -83,7 +83,7 @@ object GalleryDetailParser {
         "<p>(And if you choose to ignore this warning, you lose all rights to complain about it in the future.)</p>"
     private const val PINING_STRING = "<p>This gallery is pining for the fjords.</p>"
 
-    fun parse(body: String): GalleryDetail {
+    suspend fun parse(body: String): GalleryDetail {
         if (body.contains(OFFENSIVE_STRING)) {
             throw OffensiveException()
         }
@@ -108,7 +108,7 @@ object GalleryDetailParser {
         return galleryDetail
     }
 
-    private fun parseDetail(gd: GalleryDetail, d: Document, body: String) {
+    private suspend fun parseDetail(gd: GalleryDetail, d: Document, body: String) {
         PATTERN_DETAIL.find(body)?.apply {
             gd.gid = groupValues[1].toLongOrNull() ?: -1L
             gd.token = groupValues[2]
diff --git a/app/src/main/java/com/hippo/ehviewer/client/parser/GalleryListParser.kt b/app/src/main/java/com/hippo/ehviewer/client/parser/GalleryListParser.kt
index 9d7664ab6..12a890887 100644
--- a/app/src/main/java/com/hippo/ehviewer/client/parser/GalleryListParser.kt
+++ b/app/src/main/java/com/hippo/ehviewer/client/parser/GalleryListParser.kt
@@ -35,13 +35,13 @@ object GalleryListParser {
     private val PATTERN_PREV = Pattern.compile("prev=(\\d+(-\\d+)?)")
     private val PATTERN_NEXT = Pattern.compile("next=(\\d+(-\\d+)?)")
 
-    fun parse(body: String): Result {
+    suspend fun parse(body: String): Result {
         val d = Jsoup.parse(body)
         d.outputSettings().prettyPrint(false)
         return parse(d, body)
     }
 
-    fun parse(d: Document, body: String): Result {
+    suspend fun parse(d: Document, body: String): Result {
         val result = Result()
         try {
             val prev = d.getElementById("uprev")