diff --git a/lib_com/options.h b/lib_com/options.h
index 68bed71498ede3ccd99d8b137fdc1ba6796b01e1..45d82a98d3f82f8c68ead2bca4e1f1d29090c9ac 100644
--- a/lib_com/options.h
+++ b/lib_com/options.h
@@ -171,6 +171,7 @@
 #define FIX_1388_MSAN_ivas_init_decoder                 /* VA: issue 1388: fix use-of-uninitialized value in ivas_init_decoder() */
 #define FIX_1383_HEAD_TRACK_SANITIZER                   /* Nok: issue 1383: Fix head tracking struc values reading in renderer */
 #define FIX_1385_INIT_IGF_STOP_FREQ                     /* FhG: Initialize infoIGFStopFreq in init_igf_dec() */
+#define FIX_1387_INIT_PRM_SQQ                           /* FhG: initialize pointer prm_sqQ, which might be uninitialized in case of bfi == 1 */
 
 
 /* #################### End BE switches ################################## */
diff --git a/lib_dec/ivas_mdct_core_dec.c b/lib_dec/ivas_mdct_core_dec.c
index 4e7f54eecf52e544508e6174210d44a49c113fa6..eef4b37bf8b0440b416beaba0f1da004587b59a4 100644
--- a/lib_dec/ivas_mdct_core_dec.c
+++ b/lib_dec/ivas_mdct_core_dec.c
@@ -532,6 +532,9 @@ void ivas_mdct_core_invQ(
     set_s( total_nbbits, 0, CPE_CHANNELS );
     set_s( bitsRead, 0, CPE_CHANNELS );
     tmp_concealment_method = 0;
+#ifdef FIX_1387_INIT_PRM_SQQ
+    prm_sqQ = NULL; /* set prm_sqQ to NULL - in case of bfi == 1 it's not set or needed, but it triggers sanitizers */
+#endif
 
     for ( ch = 0; ch < CPE_CHANNELS; ch++ )
     {