diff --git a/components/ImportFile/index.js b/components/ImportFile/index.js
index ea1199f..1ee0962 100644
--- a/components/ImportFile/index.js
+++ b/components/ImportFile/index.js
@@ -51,6 +51,7 @@ const ImportFile = (props) => {
       open={visible}
       onCancel={handleClose}
       width={600}
+      maskClosable={false}
       footer={[
         templateUrl && (
           <Button key="export" onClick={handleExportTemplate}>
diff --git a/components/Map/MapSelector.js b/components/Map/MapSelector.js
index 53dc09f..c0f5138 100644
--- a/components/Map/MapSelector.js
+++ b/components/Map/MapSelector.js
@@ -154,6 +154,7 @@ const MapSelector = (props) => {
       onCancel={handleClose}
       width={1000}
       destroyOnHidden={false}
+      maskClosable={false}
       afterClose={handleAfterClose}
       footer={[
         <Button key="back" onClick={handleClose}>
diff --git a/components/Pdf/index.js b/components/Pdf/index.js
index f72885c..78a4342 100644
--- a/components/Pdf/index.js
+++ b/components/Pdf/index.js
@@ -91,6 +91,7 @@ function Pdf(props) {
   return (
     <Modal
       open={visible}
+      maskClosable={false}
       width={pdfWidth + 100}
       title="PDF预览"
       onCancel={onCancel}
diff --git a/components/Signature/index.js b/components/Signature/index.js
index 1270226..29e7614 100644
--- a/components/Signature/index.js
+++ b/components/Signature/index.js
@@ -60,6 +60,7 @@ function Signature(props) {
         title="签字"
         width={800}
         open={signatureModalOpen}
+        maskClosable={false}
         onCancel={() => setSignatureModalOpen(false)}
         footer={[
           <Button key="clear" onClick={() => signatureCanvas.current.clear()}>重签</Button>,