From c1380e3d0eac39892417f980c328ed757e28fb9d Mon Sep 17 00:00:00 2001
From: Hang Cui <hang.cui@gatik.ai>
Date: Mon, 3 Nov 2025 11:53:48 -0800
Subject: [PATCH] Update README.md

---
 README.md | 11 +++++++----
 1 file changed, 7 insertions(+), 4 deletions(-)

diff --git a/README.md b/README.md
index ea0941c..b032a31 100644
--- a/README.md
+++ b/README.md
@@ -25,10 +25,13 @@ docker compose down
 # the Ubuntu 20.04 desktop running inside the Docker container.
 cd ~/workspace/slam_in_autonomous_driving
 
-# Compile g2o first
+# Compile g2o
 cd ~/workspace/slam_in_autonomous_driving/thirdparty/g2o/
-cmake .
-make -j8
+mkdir build && cd build
+cmake ..
+make -j8 
+make install
+ldconfig
 
 # Compile the source code
 cd ~/workspace/slam_in_autonomous_driving
@@ -36,4 +39,4 @@ mkdir build && cd build
 cmake ..
 make -j8
 ```
-<a href="url"><img src="./images/ubuntu.png" width="600"></a>  
+<a href="url"><img src="./images/ubuntu.png" width="700"></a>