diff --git a/app/src/main/java/com/github/libretube/constants/PreferenceKeys.kt b/app/src/main/java/com/github/libretube/constants/PreferenceKeys.kt
index 548b33efe..dd4f0e7be 100644
--- a/app/src/main/java/com/github/libretube/constants/PreferenceKeys.kt
+++ b/app/src/main/java/com/github/libretube/constants/PreferenceKeys.kt
@@ -85,6 +85,7 @@ object PreferenceKeys {
     const val QUEUE_AUTO_INSERT_RELATED = "queue_insert_related_videos"
     const val PLAYER_SWIPE_CONTROLS = "player_swipe_controls"
     const val PLAYER_SCREEN_BRIGHTNESS = "player_screen_brightness"
+    const val CAPTIONS_SIZE = "captions_size"
 
     /**
      * Background mode
diff --git a/app/src/main/java/com/github/libretube/ui/fragments/PlayerFragment.kt b/app/src/main/java/com/github/libretube/ui/fragments/PlayerFragment.kt
index 185131452..dbfcafe91 100644
--- a/app/src/main/java/com/github/libretube/ui/fragments/PlayerFragment.kt
+++ b/app/src/main/java/com/github/libretube/ui/fragments/PlayerFragment.kt
@@ -729,7 +729,7 @@ class PlayerFragment : BaseFragment(), OnlinePlayerOptions {
         val captionStyle = PlayerHelper.getCaptionStyle(requireContext())
         exoPlayerView.subtitleView?.apply {
             setApplyEmbeddedFontSizes(false)
-            setFixedTextSize(TEXT_SIZE_TYPE_ABSOLUTE, 18F)
+            setFixedTextSize(TEXT_SIZE_TYPE_ABSOLUTE, PlayerHelper.captionsTextSize)
             if (!PlayerHelper.useSystemCaptionStyle) return
             setApplyEmbeddedStyles(captionStyle == CaptionStyleCompat.DEFAULT)
             setStyle(captionStyle)
diff --git a/app/src/main/java/com/github/libretube/util/PlayerHelper.kt b/app/src/main/java/com/github/libretube/util/PlayerHelper.kt
index 177665efc..88644c9de 100644
--- a/app/src/main/java/com/github/libretube/util/PlayerHelper.kt
+++ b/app/src/main/java/com/github/libretube/util/PlayerHelper.kt
@@ -300,6 +300,12 @@ object PlayerHelper {
             true
         )
 
+    val captionsTextSize: Float
+        get() = PreferenceHelper.getString(
+            PreferenceKeys.CAPTIONS_SIZE,
+            "18"
+        ).toFloat()
+
     fun getDefaultResolution(context: Context): String {
         return if (NetworkHelper.isNetworkMobile(context)) {
             PreferenceHelper.getString(
diff --git a/app/src/main/res/drawable/ic_text.xml b/app/src/main/res/drawable/ic_text.xml
new file mode 100644
index 000000000..2c06c766b
--- /dev/null
+++ b/app/src/main/res/drawable/ic_text.xml
@@ -0,0 +1,10 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:tint="?attr/colorControlNormal"
+    android:viewportWidth="24"
+    android:viewportHeight="24">
+    <path
+        android:fillColor="@android:color/white"
+        android:pathData="M2.5,4v3h5v12h3V7h5V4H2.5zM21.5,9h-9v3h3v7h3v-7h3V9z" />
+</vector>
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index f090dbed5..47e1bd15c 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -398,6 +398,7 @@
     <string name="pop_up">Pop-Up</string>
     <string name="comments_disabled">Comments are disabled by the uploader.</string>
     <string name="no_comments_available">This video has no comments available.</string>
+    <string name="captions_size">Captions size</string>
 
     <!-- Notification channel strings -->
     <string name="download_channel_name">Download Service</string>
diff --git a/app/src/main/res/xml/player_settings.xml b/app/src/main/res/xml/player_settings.xml
index 0d4b6c3c6..683f6b794 100644
--- a/app/src/main/res/xml/player_settings.xml
+++ b/app/src/main/res/xml/player_settings.xml
@@ -62,6 +62,15 @@
             app:summary="@string/buffering_goal_summary"
             app:title="@string/buffering_goal" />
 
+        <com.github.libretube.ui.views.SliderPreference
+            android:icon="@drawable/ic_text"
+            android:key="captions_size"
+            android:title="@string/captions_size"
+            app:defValue="18"
+            app:stepSize="1"
+            app:valueFrom="8"
+            app:valueTo="30" />
+
     </PreferenceCategory>
 
     <PreferenceCategory app:title="@string/appearance">