diff --git a/CROSS_COMPILE.md b/CROSS_COMPILE.md
index 2fde738..9da1c89 100644
--- a/CROSS_COMPILE.md
+++ b/CROSS_COMPILE.md
@@ -3,18 +3,32 @@
     git clone https://github.com/enki/libev.git
     cd libev
     ./configure --host=arm-linux-gnueabi
-    DESTDIR=/opt/rtty_install make install
+    DESTDIR=/tmp/rtty_install make install
 
 # Build libuwsc
 
-    git clone https://github.com/zhaojh329/libuwsc.git
+    git clone --recursive https://github.com/zhaojh329/libuwsc.git
     cd libuwsc
-    cmake . -DCMAKE_C_COMPILER=arm-linux-gnueabi-gcc -DCMAKE_FIND_ROOT_PATH=/opt/rtty_install -DUWSC_SSL_SUPPORT=OFF
-    DESTDIR=/opt/rtty_install make install
+    cmake . -DCMAKE_C_COMPILER=arm-linux-gnueabi-gcc -DCMAKE_FIND_ROOT_PATH=/tmp/rtty_install -DUWSC_SSL_SUPPORT=OFF
+    DESTDIR=/tmp/rtty_install make install
 
 # Build rtty
 
     git clone https://github.com/zhaojh329/rtty.git
     cd rtty
-    cmake . -DCMAKE_C_COMPILER=arm-linux-gnueabi-gcc -DCMAKE_FIND_ROOT_PATH=/opt/rtty_install
-    DESTDIR=/opt/rtty_install make install
+    cmake . -DCMAKE_C_COMPILER=arm-linux-gnueabi-gcc -DCMAKE_FIND_ROOT_PATH=/tmp/rtty_install
+    DESTDIR=/tmp/rtty_install make install
+
+# Copy these files to your device's corresponding directory
+
+    /tmp/rtty_install/
+    └── usr
+        └── local
+            ├── bin
+            │   └── rtty
+            └── lib
+                ├── libev.so -> libev.so.4.0.0
+                ├── libev.so.4 -> libev.so.4.0.0
+                ├── libev.so.4.0.0
+                ├── libuwsc.so -> libuwsc.so.3.3.2
+                └── libuwsc.so.3.3.2