diff --git a/app/src/main/java/org/mozilla/fenix/ext/Session.kt b/app/src/main/java/org/mozilla/fenix/ext/Session.kt
index af8155a9e..2c830a214 100644
--- a/app/src/main/java/org/mozilla/fenix/ext/Session.kt
+++ b/app/src/main/java/org/mozilla/fenix/ext/Session.kt
@@ -6,6 +6,7 @@ package org.mozilla.fenix.ext
 
 import android.content.Context
 import mozilla.components.browser.session.Session
+import mozilla.components.browser.state.selector.findTab
 import mozilla.components.browser.state.state.MediaState
 import mozilla.components.browser.state.store.BrowserStore
 import mozilla.components.lib.publicsuffixlist.PublicSuffixList
@@ -19,10 +20,11 @@ fun Session.toTab(context: Context, selected: Boolean? = null): Tab =
     )
 
 fun Session.toTab(store: BrowserStore, publicSuffixList: PublicSuffixList, selected: Boolean? = null): Tab {
+    val url = store.state.findTab(this.id)?.readerState?.activeUrl ?: this.url
     return Tab(
         sessionId = this.id,
-        url = this.url,
-        hostname = this.url.toShortUrl(publicSuffixList),
+        url = url,
+        hostname = url.toShortUrl(publicSuffixList),
         title = this.title,
         selected = selected,
         icon = this.icon,
diff --git a/app/src/test/java/org/mozilla/fenix/ext/SessionTest.kt b/app/src/test/java/org/mozilla/fenix/ext/SessionTest.kt
new file mode 100644
index 000000000..0e8424edb
--- /dev/null
+++ b/app/src/test/java/org/mozilla/fenix/ext/SessionTest.kt
@@ -0,0 +1,43 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+package org.mozilla.fenix.ext
+
+import mozilla.components.browser.session.Session
+import mozilla.components.browser.state.state.BrowserState
+import mozilla.components.browser.state.state.ReaderState
+import mozilla.components.browser.state.state.createTab
+import mozilla.components.browser.state.store.BrowserStore
+import mozilla.components.support.test.mock
+import org.junit.Assert.assertEquals
+import org.junit.Test
+import org.junit.runner.RunWith
+import org.mozilla.fenix.helpers.FenixRobolectricTestRunner
+
+@RunWith(FenixRobolectricTestRunner::class)
+class SessionTest {
+
+    @Test
+    fun `toTab uses active reader URL`() {
+        val sessionWithoutReaderState = Session(id = "1", initialUrl = "https://example.com")
+        val tabWithoutReaderState = createTab(url = sessionWithoutReaderState.url, id = sessionWithoutReaderState.id)
+
+        val sessionWithInactiveReaderState = Session(id = "2", initialUrl = "https://blog.mozilla.org")
+        val tabWithInactiveReaderState = createTab(url = sessionWithInactiveReaderState.url, id = sessionWithInactiveReaderState.id,
+            readerState = ReaderState(active = false, activeUrl = null)
+        )
+
+        val sessionWithActiveReaderState = Session(id = "3", initialUrl = "moz-extension://123")
+        val tabWithActiveReaderState = createTab(url = sessionWithActiveReaderState.url, id = sessionWithActiveReaderState.id,
+            readerState = ReaderState(active = true, activeUrl = "https://blog.mozilla.org/123")
+        )
+
+        val tabs = listOf(tabWithoutReaderState, tabWithInactiveReaderState, tabWithActiveReaderState)
+        val store = BrowserStore(BrowserState(tabs))
+
+        assertEquals(sessionWithoutReaderState.url, sessionWithoutReaderState.toTab(store, mock()).url)
+        assertEquals(sessionWithInactiveReaderState.url, sessionWithInactiveReaderState.toTab(store, mock()).url)
+        assertEquals("https://blog.mozilla.org/123", sessionWithActiveReaderState.toTab(store, mock()).url)
+    }
+}