diff --git a/x-pack/legacy/plugins/file_upload/public/components/json_import_progress.js b/x-pack/legacy/plugins/file_upload/public/components/json_import_progress.js
index 8aa2ef757d4886..061eb1d46d76d0 100644
--- a/x-pack/legacy/plugins/file_upload/public/components/json_import_progress.js
+++ b/x-pack/legacy/plugins/file_upload/public/components/json_import_progress.js
@@ -84,7 +84,7 @@ export class JsonImportProgress extends Component {
                     />
                   </h4>
                 </EuiTitle>
-                <EuiCodeBlock language="json" paddingSize="s" overflowHeight={200}>
+                <EuiCodeBlock paddingSize="s" overflowHeight={200}>
                   {indexDataJson}
                 </EuiCodeBlock>
                 <EuiSpacer size="m" />
@@ -100,7 +100,7 @@ export class JsonImportProgress extends Component {
                     />
                   </h4>
                 </EuiTitle>
-                <EuiCodeBlock language="json" paddingSize="s" overflowHeight={200}>
+                <EuiCodeBlock paddingSize="s" overflowHeight={200}>
                   {indexPatternJson}
                 </EuiCodeBlock>
                 <EuiSpacer size="m" />