diff --git a/Readme.md b/Readme.md
index edf4112..9b2bbae 100644
--- a/Readme.md
+++ b/Readme.md
@@ -68,7 +68,7 @@ sudo make -j12
 
 # build 32bit
 sudo make clean
-./configure --prefix=/opt/riscv --with-arch=rv32gc --with-abi=ilp32d --enable-multilib
+./configure --prefix=/opt/riscv --with-arch=rv32gc --with-abi=ilp32 --enable-multilib
 sudo make -j12
 ```