diff --git a/CHANGELOG.md b/CHANGELOG.md
index 62d2b68e..febe1cac 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -20,6 +20,7 @@ The **"Breaking Changes"** listed below are changes that have been made in the d
 - Fix connections not being deleted when the map name text box is cleared.
 - Fix the map border not updating when a tileset is changed.
 - Stop the Tileset Editor from scrolling to the initially selected metatile when saving.
+- Fix the selection outline sticking in single-tile mode on the Prefab tab.
 
 ## [5.1.1] - 2023-02-20
 ### Added
diff --git a/src/mainwindow.cpp b/src/mainwindow.cpp
index 02ea47d3..707e647f 100644
--- a/src/mainwindow.cpp
+++ b/src/mainwindow.cpp
@@ -2206,7 +2206,7 @@ void MainWindow::on_toolButton_Paint_clicked()
     editor->settings->mapCursor = QCursor(QPixmap(":/icons/pencil_cursor.ico"), 10, 10);
 
     // do not stop single tile mode when editing collision
-    if (ui->mapViewTab->currentIndex() == 0)
+    if (ui->mapViewTab->currentIndex() != 1)
         editor->cursorMapTileRect->stopSingleTileMode();
 
     ui->graphicsView_Map->setHorizontalScrollBarPolicy(Qt::ScrollBarAsNeeded);