diff --git a/document_page/images/category_list.png b/document_page/images/category_list.png
old mode 100755
new mode 100644
diff --git a/document_page/images/create_category.png b/document_page/images/create_category.png
old mode 100755
new mode 100644
diff --git a/document_page/images/create_page.png b/document_page/images/create_page.png
old mode 100755
new mode 100644
diff --git a/document_page/images/page_history.png b/document_page/images/page_history.png
old mode 100755
new mode 100644
diff --git a/document_page/images/page_list.png b/document_page/images/page_list.png
old mode 100755
new mode 100644
diff --git a/document_page/static/description/icon.png b/document_page/static/description/icon.png
old mode 100755
new mode 100644
diff --git a/document_page/static/description/index.html b/document_page/static/description/index.html
old mode 100755
new mode 100644