diff --git a/src/core/chunked_stream.js b/src/core/chunked_stream.js
index 8ec06ad0f..5fd65d054 100644
--- a/src/core/chunked_stream.js
+++ b/src/core/chunked_stream.js
@@ -190,6 +190,7 @@ class ChunkedStream extends Stream {
       if (strEnd > this.progressiveDataLength) {
         this.ensureRange(pos, strEnd);
       }
+      this.pos = strEnd;
       return bytes.subarray(pos, strEnd);
     }