diff --git a/src/rapidgzip/zlib.hpp b/src/rapidgzip/zlib.hpp
index f3bb8aa5..492c46ff 100644
--- a/src/rapidgzip/zlib.hpp
+++ b/src/rapidgzip/zlib.hpp
@@ -369,11 +369,10 @@ ZlibInflateWrapper::readStream( uint8_t* const output,
              *        the footer!
              * - [ ] test 1000x concatentation of small test files
              * - [ ] test exact created indexes, i.e., chunks should probably not include footers for downwards compatibility!
-             * - [ ] add python API to get file type
              */
-            //if ( !progressedBits && !progressedOutput && ( m_stream.total_out == 0 ) && ( oldUnusedBits == 0 ) ) {
-            //    break;
-            //}
+            if ( !progressedBits && !progressedOutput && ( m_stream.total_out == 0 ) && ( oldUnusedBits == 0 ) ) {
+                break;
+            }
             decodedSize += m_stream.total_out;
 
             /* If we started with raw deflate, then we also have to skip over the gzip footer.