diff --git a/app/src/main/java/pokitmons/pokit/MainActivity.kt b/app/src/main/java/pokitmons/pokit/MainActivity.kt
index 21b09f3..3c78fe9 100644
--- a/app/src/main/java/pokitmons/pokit/MainActivity.kt
+++ b/app/src/main/java/pokitmons/pokit/MainActivity.kt
@@ -1,5 +1,6 @@
 package pokitmons.pokit
 
+import android.content.ClipData
 import android.content.ClipboardManager
 import android.os.Build
 import android.os.Bundle
@@ -73,6 +74,9 @@ class MainActivity : ComponentActivity() {
                 ClipboardLinkManager.setClipboardLink(clipboardTextData)
                 if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.P) {
                     clipboardManager.clearPrimaryClip()
+                } else {
+                    val emptyClip = ClipData.newPlainText("", "")
+                    clipboardManager.setPrimaryClip(emptyClip)
                 }
             }
         }
diff --git a/feature/home/src/main/java/pokitmons/pokit/home/model/ClipboardLinkManager.kt b/feature/home/src/main/java/pokitmons/pokit/home/model/ClipboardLinkManager.kt
index 42550dc..e53f1ff 100644
--- a/feature/home/src/main/java/pokitmons/pokit/home/model/ClipboardLinkManager.kt
+++ b/feature/home/src/main/java/pokitmons/pokit/home/model/ClipboardLinkManager.kt
@@ -2,16 +2,14 @@ package pokitmons.pokit.home.model
 
 import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.flow.MutableSharedFlow
+import kotlinx.coroutines.flow.SharedFlow
+import kotlinx.coroutines.flow.asSharedFlow
 import kotlinx.coroutines.launch
-import pokitmons.pokit.core.feature.flow.EventFlow
-import pokitmons.pokit.core.feature.flow.MutableEventFlow
-import pokitmons.pokit.core.feature.flow.asEventFlow
-import java.util.Locale
-import java.util.regex.Pattern
 
 object ClipboardLinkManager {
-    private val _clipboardLinkUrl: MutableEventFlow<String> = MutableEventFlow()
-    val clipboardLinkUrl: EventFlow<String> = _clipboardLinkUrl.asEventFlow()
+    private val _clipboardLinkUrl: MutableSharedFlow<String> = MutableSharedFlow()
+    val clipboardLinkUrl: SharedFlow<String> = _clipboardLinkUrl.asSharedFlow()
 
     fun setClipboardLink(linkUrl: String) {
         CoroutineScope(Dispatchers.IO).launch {
@@ -20,14 +18,7 @@ object ClipboardLinkManager {
     }
 
     fun checkUrlIsValid(url: String): Boolean {
-        val urlPattern = (
-            "^(http://|https://)?[a-z0-9]+([\\-\\.]{1}[a-z0-9]+)*\\.[a-z]{2,5}" +
-                "(:[0-9]{1,5})?(/.*)?$"
-            )
-
-        val pattern = Pattern.compile(urlPattern)
-        val matcher = pattern.matcher(url.lowercase(Locale.getDefault()))
-
-        return matcher.matches()
+        val isValidUrl = url.startsWith("http://") || url.startsWith("https://")
+        return isValidUrl
     }
 }