diff --git a/pjmedia/include/pjmedia-codec/g722.h b/pjmedia/include/pjmedia-codec/g722.h
index 71a5bb5..594d5a5 100644
--- a/pjmedia/include/pjmedia-codec/g722.h
+++ b/pjmedia/include/pjmedia-codec/g722.h
@@ -78,6 +78,21 @@
 PJ_DECL(pj_status_t) pjmedia_codec_g722_deinit(void);
 
 
+/**
+ * Set the G.722 codec encoder and decoder level adjustment.
+ * If the value is non-zero, then PCM input samples to the encoder will 
+ * be shifted right by this value, and similarly PCM output samples from
+ * the decoder will be shifted left by this value.
+ *
+ * Default value is PJMEDIA_G722_DEFAULT_PCM_SHIFT.
+ *
+ * @param val		The value
+ *
+ * @return		PJ_SUCCESS on success.
+ */
+PJ_DECL(pj_status_t) pjmedia_codec_g722_set_pcm_shift(unsigned val);
+
+
 PJ_END_DECL