diff --git a/src/wp-includes/js/tinymce/plugins/wpeditimage/plugin.js b/src/wp-includes/js/tinymce/plugins/wpeditimage/plugin.js
index 7f13d84357..fd6de50fc0 100644
--- a/src/wp-includes/js/tinymce/plugins/wpeditimage/plugin.js
+++ b/src/wp-includes/js/tinymce/plugins/wpeditimage/plugin.js
@@ -912,6 +912,14 @@ tinymce.PluginManager.add( 'wpeditimage', function( editor ) {
 					p = dom.create( 'p' );
 					dom.insertAfter( p, captionParent );
 					editor.selection.setCursorLocation( p, 0 );
+
+					// If the image is selected and the user pastes "over" it,
+					// replace both the image and the caption elements with the pasted content.
+					// This matches the behavior when pasting over non-caption images.
+					if ( node.nodeName === 'IMG' ) {
+                        editor.$( captionParent ).remove();
+                    }
+
 					editor.nodeChanged();
 				} else {
 					// Clicking Indent or Outdent while an image with a caption is selected breaks the caption.