diff --git a/app/src/main/java/eu/kanade/tachiyomi/ui/reader/ReaderActivity.kt b/app/src/main/java/eu/kanade/tachiyomi/ui/reader/ReaderActivity.kt
index 27581e7e3..536fef4cc 100644
--- a/app/src/main/java/eu/kanade/tachiyomi/ui/reader/ReaderActivity.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/ui/reader/ReaderActivity.kt
@@ -632,9 +632,11 @@ class ReaderActivity : BaseRxActivity<ReaderPresenter>() {
         // Settings sheet
         with(binding.actionSettings) {
             setTooltip(R.string.action_settings)
-
+            val readerSettingSheetDialog = ReaderSettingsSheet(this@ReaderActivity)
             setOnClickListener {
-                ReaderSettingsSheet(this@ReaderActivity).show()
+                if (!readerSettingSheetDialog.isShowing()) {
+                    readerSettingSheetDialog.show()
+                }
             }
 
             setOnLongClickListener {