diff --git a/README.md b/README.md
index 9affc425..6d6de147 100644
--- a/README.md
+++ b/README.md
@@ -30,6 +30,8 @@ There are 4 repositories that provide the complete setup:
     ```
 
 2. In `work` folder, run `./build.sh`. Output binaries will be in `out/install`. (RPM build is not implemented yet)
+   Notice: To disable 'dma-drm', should remove '--enable-gstdrmformat=yes' in build.sh manually.
+           The featuer depends on 'gstreamer >= 1.23' and 'libva-drm'.
 
 3. Install contents in `out/install` to your `/usr`:
     ```sh
diff --git a/build.sh b/build.sh
index f6b27bae..38b04fa3 100644
--- a/build.sh
+++ b/build.sh
@@ -145,7 +145,7 @@ function build_icamerasrc() {
     rm -fr config.h.in autom4te.cache/ aclocal.m4 *-libtool config.guess compile \
            config.sub configure depcomp install-sh ltmain.sh m4
     autoreconf --install
-    CFLAGS="-O2" CXXFLAGS="-O2" ./configure --with-haladaptor=yes ${CONFIGURE_FLAGS} \
+    CFLAGS="-O2" CXXFLAGS="-O2" ./configure --with-haladaptor=yes --enable-gstdrmformat=yes ${CONFIGURE_FLAGS} \
                                             --prefix=$INSTALL_DIR/install DEFAULT_CAMERA=0
     check_result $? $FUNCNAME