diff --git a/doc/COMPILE.md b/doc/COMPILE.md
index ef161d141f410c991f9a4bbc0c2605d08827dd31..79a26f857c5b06dd3da39988879b297ce35db167 100755
--- a/doc/COMPILE.md
+++ b/doc/COMPILE.md
@@ -153,7 +153,7 @@ cmake -DPYTHON_INCLUDE_DIR=$PYTHON_INCLUDE_DIR/ \
     -DPYTHON_LIBRARIES=$PYTHON_LIBRARIES \
     -DPYTHON_EXECUTABLE=$PYTHON_EXECUTABLE \
     -DOPENCV_DIR=${OPENCV_DIR} \
-    -DWITH_OPENCV=ON
+    -DWITH_OPENCV=ON \
     -DSERVER=ON ..
 make -j10
 ```