diff --git a/SERV-SoC.md b/SERV-SoC.md
index 30c03c3..4fb9ce5 100644
--- a/SERV-SoC.md
+++ b/SERV-SoC.md
@@ -9,6 +9,7 @@ ZephyrOS seems to also include some RSA implementations, so that's useful.
 # Commands
 
 * Build SERVANT for CMOD A7: `fusesoc run --tool=vivado --target=cmod_a7_35t servant`
+* For faster RISCV-IM add multiply divide from `fusesoc library add mdu https://github.com/zeeshanrafique23/mdu`
 
 # Links