diff --git a/examples/NavigationExample/NavigationAPI.cs b/examples/NavigationExample/NavigationAPI.cs
index 1becdc2..fd411fa 100644
--- a/examples/NavigationExample/NavigationAPI.cs
+++ b/examples/NavigationExample/NavigationAPI.cs
@@ -9,7 +9,7 @@ namespace NavigationExample
     /// </summary>
     public class NavigationAPI
     {
-        private const string DllName = "libnav_c_api.so"; // Linux
+        private const string DllName = "/usr/local/lib/libnav_c_api.so"; // Linux
         // For Windows: "nav_c_api.dll"
         // For macOS: "libnav_c_api.dylib"
 
diff --git a/examples/run_example.sh b/examples/run_example.sh
index 19bf39a..0a9d3be 100755
--- a/examples/run_example.sh
+++ b/examples/run_example.sh
@@ -27,6 +27,7 @@ echo "Building C API library..."
 cd "$BUILD_DIR"
 cmake ..
 make 
+sudo make install
 echo "Library built successfully!"
 
 
@@ -83,9 +84,9 @@ fi
 # Luôn copy source code mới nhất (cập nhật file nếu đã có)
 cd "$EXAMPLE_DIR/NavigationExample"
 
-# Bước 3: Copy library
-echo "Copying library..."
-cp "$LIB_DIR/libnav_c_api.so" .
+# # Bước 3: Copy library
+# echo "Copying library..."
+# cp "$LIB_DIR/libnav_c_api.so" .
 
 # Bước 4: Set LD_LIBRARY_PATH để tìm được tất cả dependencies
 # Main build directory (contains libtf3.so, librobot_cpp.so, etc.)