diff --git a/en-US/dita/RTC-NG/API/class_externalvideoframe.dita b/en-US/dita/RTC-NG/API/class_externalvideoframe.dita
index 8533a3e3da6..33b18fe4c99 100644
--- a/en-US/dita/RTC-NG/API/class_externalvideoframe.dita
+++ b/en-US/dita/RTC-NG/API/class_externalvideoframe.dita
@@ -182,8 +182,8 @@
         public byte[] alphaBuffer;
         public bool fillAlphaBuffer;
         public ALPHA_STITCH_MODE alphaStitchMode;
-        public IntPtr d3d11_texture_2d;
-        public int texture_slice_index;
+        public IntPtr d3d11Texture2d;
+        public int textureSliceIndex;
     };</codeblock>
             <codeblock props="rn" outputclass="language-typescript">export class ExternalVideoFrame {
   type?: VideoBufferType;