diff --git a/aac/aacframe.h b/aac/aacframe.h
index 32fc886..ba72cf6 100644
--- a/aac/aacframe.h
+++ b/aac/aacframe.h
@@ -162,7 +162,7 @@ struct TAG_PARSER_EXPORT AacSbrInfo {
     AacSbrInfo(std::uint8_t sbrElementType, std::uint16_t samplingFrequency, std::uint16_t frameLength, bool isDrm);
 
     std::uint8_t aacElementId;
-    std::uint8_t samplingFrequency;
+    std::uint16_t samplingFrequency;
 
     std::uint32_t maxAacLine;