diff --git a/app/build.gradle b/app/build.gradle
index ba28c8557..71aab6b30 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -135,7 +135,7 @@ dependencies {
     implementation 'androidx.viewpager2:viewpager2:1.0.0'
     implementation 'com.google.android.material:material:1.4.0'
     implementation 'com.google.android.flexbox:flexbox:3.0.0'
-    implementation 'com.google.code.gson:gson:2.8.6'
+    implementation 'com.google.code.gson:gson:2.8.7'
     implementation 'androidx.webkit:webkit:1.4.0'
 
     //media
diff --git a/app/src/main/java/io/legado/app/data/entities/BookSource.kt b/app/src/main/java/io/legado/app/data/entities/BookSource.kt
index 8f5adc182..f5843f486 100644
--- a/app/src/main/java/io/legado/app/data/entities/BookSource.kt
+++ b/app/src/main/java/io/legado/app/data/entities/BookSource.kt
@@ -101,12 +101,12 @@ data class BookSource(
     }
 
     fun getExploreKinds() = arrayListOf<ExploreKind>().apply {
-        exploreUrl?.let { urlRule ->
-            var a = urlRule
+        exploreUrl?.let { exploreUrl ->
+            var a = exploreUrl
             if (a.isNotBlank()) {
                 kotlin.runCatching {
-                    if (urlRule.startsWith("<js>", false)
-                        || urlRule.startsWith("@js", false)
+                    if (exploreUrl.startsWith("<js>", false)
+                        || exploreUrl.startsWith("@js", false)
                     ) {
                         val aCache = ACache.get(appCtx, "explore")
                         a = aCache.getAsString(bookSourceUrl) ?: ""
@@ -116,10 +116,10 @@ data class BookSource(
                             bindings["java"] = this
                             bindings["cookie"] = CookieStore
                             bindings["cache"] = CacheManager
-                            val jsStr = if (urlRule.startsWith("@")) {
-                                urlRule.substring(3)
+                            val jsStr = if (exploreUrl.startsWith("@")) {
+                                exploreUrl.substring(3)
                             } else {
-                                urlRule.substring(4, urlRule.lastIndexOf("<"))
+                                exploreUrl.substring(4, exploreUrl.lastIndexOf("<"))
                             }
                             a = AppConst.SCRIPT_ENGINE.eval(jsStr, bindings).toString()
                             aCache.put(bookSourceUrl, a)
@@ -173,7 +173,7 @@ data class BookSource(
 
     data class ExploreKind(
         var title: String,
-        var url: String? = null
+        var url: String? = null,
     )
 
     class Converters {
diff --git a/app/src/main/java/io/legado/app/ui/main/explore/ExploreAdapter.kt b/app/src/main/java/io/legado/app/ui/main/explore/ExploreAdapter.kt
index e36db00be..dce02afaa 100644
--- a/app/src/main/java/io/legado/app/ui/main/explore/ExploreAdapter.kt
+++ b/app/src/main/java/io/legado/app/ui/main/explore/ExploreAdapter.kt
@@ -5,6 +5,7 @@ import android.view.LayoutInflater
 import android.view.View
 import android.view.ViewGroup
 import android.widget.PopupMenu
+import com.google.android.flexbox.FlexboxLayout
 import io.legado.app.R
 import io.legado.app.base.adapter.ItemViewHolder
 import io.legado.app.base.adapter.RecyclerAdapter
@@ -56,18 +57,18 @@ class ExploreAdapter(context: Context, private val scope: CoroutineScope, val ca
                     item.getExploreKinds()
                 }.onSuccess { kindList ->
                     if (!kindList.isNullOrEmpty()) {
-                        glChild.visible()
-                        glChild.removeAllViews()
+                        flexbox.visible()
+                        flexbox.removeAllViews()
                         kindList.map { kind ->
                             val tv = ItemFilletTextBinding.inflate(
                                 LayoutInflater.from(context),
-                                glChild,
+                                flexbox,
                                 false
-                            )
-                            glChild.addView(tv.root)
-                            tv.textView.text = kind.title
+                            ).root
+                            flexbox.addView(tv)
+                            tv.text = kind.title
                             if (!kind.url.isNullOrEmpty()) {
-                                tv.textView.setOnClickListener {
+                                tv.setOnClickListener {
                                     callBack.openExplore(
                                         item.bookSourceUrl,
                                         kind.title,
@@ -75,6 +76,10 @@ class ExploreAdapter(context: Context, private val scope: CoroutineScope, val ca
                                     )
                                 }
                             }
+                            val lp = tv.layoutParams as FlexboxLayout.LayoutParams
+                            lp.let {
+
+                            }
                         }
                     }
                 }.onFinally {
@@ -87,7 +92,7 @@ class ExploreAdapter(context: Context, private val scope: CoroutineScope, val ca
             } else {
                 binding.ivStatus.setImageResource(R.drawable.ic_arrow_right)
                 binding.rotateLoading.hide()
-                binding.glChild.gone()
+                binding.flexbox.gone()
             }
         }
     }
diff --git a/app/src/main/java/io/legado/app/ui/main/explore/ExploreFragment.kt b/app/src/main/java/io/legado/app/ui/main/explore/ExploreFragment.kt
index 4660e2ea1..359ec8dea 100644
--- a/app/src/main/java/io/legado/app/ui/main/explore/ExploreFragment.kt
+++ b/app/src/main/java/io/legado/app/ui/main/explore/ExploreFragment.kt
@@ -155,6 +155,9 @@ class ExploreFragment : VMBaseFragment<ExploreViewModel>(R.layout.fragment_explo
     }
 
     override fun openExplore(sourceUrl: String, title: String, exploreUrl: String) {
+        if (exploreUrl.isBlank()) {
+            return
+        }
         startActivity<ExploreShowActivity> {
             putExtra("exploreName", title)
             putExtra("sourceUrl", sourceUrl)
diff --git a/app/src/main/res/layout/item_find_book.xml b/app/src/main/res/layout/item_find_book.xml
index 61ce006c7..b27c04cba 100644
--- a/app/src/main/res/layout/item_find_book.xml
+++ b/app/src/main/res/layout/item_find_book.xml
@@ -56,7 +56,7 @@
         android:layout_gravity="center">
 
         <com.google.android.flexbox.FlexboxLayout
-            android:id="@+id/gl_child"
+            android:id="@+id/flexbox"
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
             android:clipToPadding="false"