diff --git a/openair1/PHY/CODING/nrLDPC_encoder/ldpc_generate_coefficient.c b/openair1/PHY/CODING/nrLDPC_encoder/ldpc_generate_coefficient.c
index 13318c9d5d..d6d84d971f 100644
--- a/openair1/PHY/CODING/nrLDPC_encoder/ldpc_generate_coefficient.c
+++ b/openair1/PHY/CODING/nrLDPC_encoder/ldpc_generate_coefficient.c
@@ -460,7 +460,7 @@ int ldpc_encoder_orig(unsigned char *test_input,unsigned char *channel_input,sho
   {
     //c[i] = test_input[i/8]<<(i%8);
     //c[i]=c[i]>>7&1;
-    c[i]=(test_input[i/8]&(1<<(i&7)))>>(i&7);
+    c[i]=(test_input[i/8]&(128>>(i&7)))>>(7-(i&7));
   }
 
   // parity check part