diff --git a/README.md b/README.md
index ffafac8c2..b1c63937f 100755
--- a/README.md
+++ b/README.md
@@ -155,6 +155,7 @@ For previous versions, please read:
 
 ## V4 changes
 
+* v4.0, 2020-12-24, Support disable CherryPy. 4.0.57
 * v4.0, 2020-11-12, For [#1998][bug #1998], Support Firefox, use PT in offer. 4.0.55
 * v4.0, 2020-11-11, For [#1508][bug #1508], Transform http header name to upper camel case. 4.0.54
 * v4.0, 2020-11-06, For [#1657][bug #1657], Read cached data first in SSL. 4.0.48
diff --git a/trunk/auto/depends.sh b/trunk/auto/depends.sh
index d76c72106..9aaa645fd 100755
--- a/trunk/auto/depends.sh
+++ b/trunk/auto/depends.sh
@@ -430,36 +430,38 @@ echo "Nginx is ok." > ${SRS_OBJS}/nginx/html/nginx.html
 #####################################################################################
 # cherrypy for http hooks callback, CherryPy-3.2.4
 #####################################################################################
-# Detect python or python2
-python --version >/dev/null 2>&1 && SYS_PYTHON=python;
-python2 --version >/dev/null 2>&1 && SYS_PYTHON=python2;
-# Install cherrypy for api server.
-if [[ -f ${SRS_OBJS}/${SRS_PLATFORM}/CherryPy-3.2.4/setup.py ]]; then
-    echo "CherryPy-3.2.4 is ok.";
-else
-    echo "Installing CherryPy-3.2.4";
-    (
-        rm -rf ${SRS_OBJS}/CherryPy-3.2.4 && cd ${SRS_OBJS}/${SRS_PLATFORM} &&
-        unzip -q ../../3rdparty/CherryPy-3.2.4.zip && cd CherryPy-3.2.4 &&
-        $SYS_PYTHON setup.py install --user --prefix=''
-    )
+if [[ $SRS_CHERRYPY == YES ]]; then
+    # Detect python or python2
+    python --version >/dev/null 2>&1 && SYS_PYTHON=python;
+    python2 --version >/dev/null 2>&1 && SYS_PYTHON=python2;
+    # Install cherrypy for api server.
+    if [[ -f ${SRS_OBJS}/${SRS_PLATFORM}/CherryPy-3.2.4/setup.py ]]; then
+        echo "CherryPy-3.2.4 is ok.";
+    else
+        echo "Installing CherryPy-3.2.4";
+        (
+            rm -rf ${SRS_OBJS}/CherryPy-3.2.4 && cd ${SRS_OBJS}/${SRS_PLATFORM} &&
+            unzip -q ../../3rdparty/CherryPy-3.2.4.zip && cd CherryPy-3.2.4 &&
+            $SYS_PYTHON setup.py install --user --prefix=''
+        )
+    fi
+    # check status
+    ret=$?; if [[ $ret -ne 0 ]]; then echo "build CherryPy-3.2.4 failed, ret=$ret"; exit $ret; fi
+    if [ ! -f ${SRS_OBJS}/${SRS_PLATFORM}/CherryPy-3.2.4/setup.py ]; then echo "build CherryPy-3.2.4 failed."; exit -1; fi
+
+    echo "Link players to cherrypy static-dir"
+    rm -rf research/api-server/static-dir/players &&
+    ln -sf `pwd`/research/players research/api-server/static-dir/players &&
+    rm -f research/api-server/static-dir/crossdomain.xml &&
+    ln -sf `pwd`/research/players/crossdomain.xml research/api-server/static-dir/crossdomain.xml &&
+    rm -rf research/api-server/static-dir/live &&
+    mkdir -p `pwd`/${SRS_OBJS}/nginx/html/live &&
+    ln -sf `pwd`/${SRS_OBJS}/nginx/html/live research/api-server/static-dir/live &&
+    rm -rf research/api-server/static-dir/forward &&
+    mkdir -p `pwd`/${SRS_OBJS}/nginx/html/forward &&
+    ln -sf `pwd`/${SRS_OBJS}/nginx/html/forward research/api-server/static-dir/forward
+    ret=$?; if [[ $ret -ne 0 ]]; then echo "Warning: Ignore error to link players to cherrypy static-dir."; fi
 fi
-# check status
-ret=$?; if [[ $ret -ne 0 ]]; then echo "build CherryPy-3.2.4 failed, ret=$ret"; exit $ret; fi
-if [ ! -f ${SRS_OBJS}/${SRS_PLATFORM}/CherryPy-3.2.4/setup.py ]; then echo "build CherryPy-3.2.4 failed."; exit -1; fi
-
-echo "Link players to cherrypy static-dir"
-rm -rf research/api-server/static-dir/players &&
-ln -sf `pwd`/research/players research/api-server/static-dir/players &&
-rm -f research/api-server/static-dir/crossdomain.xml &&
-ln -sf `pwd`/research/players/crossdomain.xml research/api-server/static-dir/crossdomain.xml &&
-rm -rf research/api-server/static-dir/live &&
-mkdir -p `pwd`/${SRS_OBJS}/nginx/html/live &&
-ln -sf `pwd`/${SRS_OBJS}/nginx/html/live research/api-server/static-dir/live &&
-rm -rf research/api-server/static-dir/forward &&
-mkdir -p `pwd`/${SRS_OBJS}/nginx/html/forward &&
-ln -sf `pwd`/${SRS_OBJS}/nginx/html/forward research/api-server/static-dir/forward
-ret=$?; if [[ $ret -ne 0 ]]; then echo "Warning: Ignore error to link players to cherrypy static-dir."; fi
 
 #####################################################################################
 # openssl, for rtmp complex handshake and HLS encryption.
diff --git a/trunk/auto/options.sh b/trunk/auto/options.sh
index 3cfd64eb9..ed33b72fe 100755
--- a/trunk/auto/options.sh
+++ b/trunk/auto/options.sh
@@ -45,6 +45,7 @@ SRS_HTTP_API=YES
 SRS_HTTP_CORE=YES
 SRS_HLS=YES
 SRS_DVR=YES
+SRS_CHERRYPY=YES
 # 
 ################################################################
 # FFmpeg stub is the stub code in SRS for ingester or encoder.
@@ -317,6 +318,7 @@ function parse_user_option() {
         --with-utest)                   SRS_UTEST=YES               ;;
         --without-utest)                SRS_UTEST=NO                ;;
         --utest)                        if [[ $value == off ]]; then SRS_UTEST=NO; else SRS_UTEST=YES; fi    ;;
+        --cherrypy)                     if [[ $value == off ]]; then SRS_CHERRYPY=NO; else SRS_CHERRYPY=YES; fi    ;;
 
         --with-srt)                     SRS_SRT=YES                 ;;
         --without-srt)                  SRS_SRT=NO                  ;;
@@ -548,6 +550,7 @@ function regenerate_options() {
     if [ $SRS_STREAM_CASTER = YES ]; then   SRS_AUTO_CONFIGURE="${SRS_AUTO_CONFIGURE} --stream-caster=on"; else   SRS_AUTO_CONFIGURE="${SRS_AUTO_CONFIGURE} --stream-caster=off"; fi
     if [ $SRS_HTTP_API = YES ]; then        SRS_AUTO_CONFIGURE="${SRS_AUTO_CONFIGURE} --http-api=on"; else        SRS_AUTO_CONFIGURE="${SRS_AUTO_CONFIGURE} --http-api=off"; fi
     if [ $SRS_UTEST = YES ]; then           SRS_AUTO_CONFIGURE="${SRS_AUTO_CONFIGURE} --utest=on"; else           SRS_AUTO_CONFIGURE="${SRS_AUTO_CONFIGURE} --utest=off"; fi
+    if [ $SRS_CHERRYPY = YES ]; then        SRS_AUTO_CONFIGURE="${SRS_AUTO_CONFIGURE} --cherrypy=on"; else        SRS_AUTO_CONFIGURE="${SRS_AUTO_CONFIGURE} --cherrypy=off"; fi
     if [ $SRS_SRT = YES ]; then             SRS_AUTO_CONFIGURE="${SRS_AUTO_CONFIGURE} --srt=on"; else             SRS_AUTO_CONFIGURE="${SRS_AUTO_CONFIGURE} --srt=off"; fi
     if [ $SRS_RTC = YES ]; then             SRS_AUTO_CONFIGURE="${SRS_AUTO_CONFIGURE} --rtc=on"; else             SRS_AUTO_CONFIGURE="${SRS_AUTO_CONFIGURE} --rtc=off"; fi
     if [ $SRS_SIMULATOR = YES ]; then       SRS_AUTO_CONFIGURE="${SRS_AUTO_CONFIGURE} --simulator=on"; else       SRS_AUTO_CONFIGURE="${SRS_AUTO_CONFIGURE} --simulator=off"; fi
diff --git a/trunk/src/core/srs_core_version4.hpp b/trunk/src/core/srs_core_version4.hpp
index 9fb9d1774..4b594c2df 100644
--- a/trunk/src/core/srs_core_version4.hpp
+++ b/trunk/src/core/srs_core_version4.hpp
@@ -24,6 +24,6 @@
 #ifndef SRS_CORE_VERSION4_HPP
 #define SRS_CORE_VERSION4_HPP
 
-#define SRS_VERSION4_REVISION 56
+#define SRS_VERSION4_REVISION 57
 
 #endif