diff --git a/lib_com/options.h b/lib_com/options.h
index 97065fb0e0967078563fc7dad7c1ce3db7450a2b..48c7534d68084da4faf5ea9651ad0baba38d6db3 100644
--- a/lib_com/options.h
+++ b/lib_com/options.h
@@ -115,10 +115,10 @@
 #define NONBE_FIX_951_MCMASA_5MS_RENDERING              /* Nokia: issue #951: Differences for 5ms and 20ms rendering for McMASA at 13.2 kbps to BINAURAL */
 #define NONBE_FIX_979_OSBA_STEREO_5MS                   /* FhG : issue #979 : 5ms and 20ms output different for OSBA and stereo */
 #define FIX_983_DISC_ISM_DIGEST_NUM_OBJS                /* FhG: issue #983: the discrete ISM digest function uses the wrong number of objects */
-#define NONBE_FIX_974_OSBA_JBM_MONO_RS_USAN             /* FhG : issue #974: usan in mono and stereo output in OSBA JBM RS */
-
 
+#define NONBE_FIX_974_OSBA_JBM_MONO_RS_USAN             /* FhG : issue #974: usan in mono and stereo output in OSBA JBM RS */
 #define NONBE_FIX_982_OMASA_DELAY_COMP_5MS               /* FhG : issue #982 : 5ms and 20ms output different for OMASA */
+#define NONBE_FIX_975_JBM_USAN                                /* FhG: Fix issue #975, USAN in JBM decoding ad 13.2kbps */
 
 /* #################### End BASOP porting switches ############################ */
 
diff --git a/lib_dec/lib_dec_fx.c b/lib_dec/lib_dec_fx.c
index 63f0ab53f0689094f477c81934f6573654f83388..9cf06bdfb93f25349324a7ff2710181629bcc375 100644
--- a/lib_dec/lib_dec_fx.c
+++ b/lib_dec/lib_dec_fx.c
@@ -2998,8 +2998,21 @@ ivas_error IVAS_DEC_VoIP_FeedFrame(
         return IVAS_ERR_INVALID_BITSTREAM;
     }
 
-    /* check if frame contains a partial copy and get its offset */
-    evs_dec_previewFrame( au, auSize, &partialCopyFrameType, &partialCopyOffset );
+
+#ifdef NONBE_FIX_975_JBM_USAN
+    partialCopyFrameType = 0;
+    move16();
+    partialCopyOffset = 0;
+    move16();
+
+    IF( EQ_16( hIvasDec->mode, (Word16) IVAS_DEC_MODE_EVS ) )
+    {
+#endif
+        /* check if frame contains a partial copy and get its offset */
+        evs_dec_previewFrame( au, auSize, &partialCopyFrameType, &partialCopyOffset );
+#ifdef NONBE_FIX_975_JBM_USAN
+    }
+#endif
 
     /* create data unit for primary copy in the frame */
     dataUnit = JB4_AllocDataUnit( hIvasDec->hVoIP->hJBM );