diff --git a/packages/docusaurus-theme-classic/src/theme/MDXComponents/Img/styles.module.css b/packages/docusaurus-theme-classic/src/theme/MDXComponents/Img/styles.module.css
index 76644d485ec3..60df7b74135a 100644
--- a/packages/docusaurus-theme-classic/src/theme/MDXComponents/Img/styles.module.css
+++ b/packages/docusaurus-theme-classic/src/theme/MDXComponents/Img/styles.module.css
@@ -7,4 +7,5 @@
 
 .img {
   height: auto;
+  width: auto;
 }