diff --git a/openair1/PHY/CODING/nrLDPC_decoder/nrLDPC_decoder_CL.c b/openair1/PHY/CODING/nrLDPC_decoder/nrLDPC_decoder_CL.c
index bd3d6b882c..1766c0f072 100644
--- a/openair1/PHY/CODING/nrLDPC_decoder/nrLDPC_decoder_CL.c
+++ b/openair1/PHY/CODING/nrLDPC_decoder/nrLDPC_decoder_CL.c
@@ -350,7 +350,7 @@ int32_t LDPCdecoder(t_nrLDPC_dec_params *p_decParams,
     uint16_t Zc          = p_decParams->Z;
     uint8_t  BG         = p_decParams->BG;
 //    uint8_t  numMaxIter = p_decParams->numMaxIter;
-    int block_length    = p_decParams->block_length;
+    int block_length = p_decParams->Kprime;
 //    e_nrLDPC_outMode outMode = p_decParams->outMode;
 	uint8_t row,col;
 	if(BG == 1){