diff --git a/app/pdf-viewer/buffer.py b/app/pdf-viewer/buffer.py
index 8b39ad6..9aac9e4 100755
--- a/app/pdf-viewer/buffer.py
+++ b/app/pdf-viewer/buffer.py
@@ -314,7 +314,7 @@ class PdfViewerWidget(QWidget):
         if os.path.splitext(self.url)[-1] != ".pdf":
             self.inpdf = False
 
-    def refresh(self):
+    def refresh_file(self):
         '''
         Refresh content with PDF file changed.
         '''
diff --git a/eaf.el b/eaf.el
index 5f97212..4918cfb 100644
--- a/eaf.el
+++ b/eaf.el
@@ -451,7 +451,7 @@ Try not to modify this alist directly.  Use `eaf-setq' to modify instead."
     ("i" . "toggle_inverted_mode")
     ("m" . "toggle_mark_link")
     ("f" . "jump_to_link")
-    ("r" . "refresh")
+    ("r" . "refresh_file")
     ("M-w" . "copy_select")
     ("C-s" . "search_text_forward")
     ("C-r" . "search_text_backward")