diff --git a/src/app-layer-htp.c b/src/app-layer-htp.c
index cd25175de3..a7ec00d81e 100644
--- a/src/app-layer-htp.c
+++ b/src/app-layer-htp.c
@@ -278,7 +278,7 @@ void RegisterHTPParsers(void)
 }
 
 /**
- * \brief Returns the main HTTP transaction
+ * \brief Returns the main (first) HTTP transaction
  *
  * \param htp_state HTP library state
  * \returns Main HTP transation
diff --git a/src/app-layer-htp.h b/src/app-layer-htp.h
index 8030a4d871..228150f31b 100644
--- a/src/app-layer-htp.h
+++ b/src/app-layer-htp.h
@@ -33,6 +33,7 @@ void RegisterHTPParsers(void);
 void HTPParserRegisterTests(void);
 void HTPAtExitPrintStats(void);
 void HTPFreeConfig(void);
+htp_tx_t *HTPTransactionMain(const HtpState *);
 
 #endif	/* __APP_LAYER_HTP_H__ */