diff --git a/trunk/3rdparty/usrsctp/Makefile.am b/trunk/3rdparty/usrsctp/Makefile.am
index 4bd998fbe70..2e72c8be1af 100644
--- a/trunk/3rdparty/usrsctp/Makefile.am
+++ b/trunk/3rdparty/usrsctp/Makefile.am
@@ -28,11 +28,7 @@
 # SUCH DAMAGE.
 #
 
-if COND_PROGRAMS
-MAYBEPROGRAMS = programs
-endif
-
-SUBDIRS = usrsctplib $(MAYBEPROGRAMS)
+SUBDIRS = usrsctplib
 EXTRA_DIST = bootstrap Makefile.nmake
 ACLOCAL_AMFLAGS = -I m4
 # pkgconfig_DATA = usrsctp.pc
diff --git a/trunk/3rdparty/usrsctp/configure.ac b/trunk/3rdparty/usrsctp/configure.ac
index cdcd4835711..f0b34ac6026 100644
--- a/trunk/3rdparty/usrsctp/configure.ac
+++ b/trunk/3rdparty/usrsctp/configure.ac
@@ -126,12 +126,6 @@ if test x$enable_inet6 = xyes; then
         AC_DEFINE(INET6, 1, [Support IPv6])
 fi
 
-AC_ARG_ENABLE(programs,
-  AC_HELP_STRING( [--enable-programs],
-                  [build example programs @<:@default=yes@:>@]),
-    enable_programs=$enableval,enable_programs=yes)
-AM_CONDITIONAL([COND_PROGRAMS], [test "$enable_programs" = yes])
-
 AC_CHECK_TYPE(size_t)
 AC_CHECK_TYPE(ssize_t)
 
@@ -190,5 +184,5 @@ AC_C_BIGENDIAN
 AC_SUBST([LIBCFLAGS])
 AC_SUBST([APPCFLAGS])
 dnl AC_CONFIG_FILES([usrsctp.pc])
-AC_CONFIG_FILES(usrsctplib/Makefile programs/Makefile Makefile)
+AC_CONFIG_FILES(usrsctplib/Makefile Makefile)
 AC_OUTPUT
diff --git a/trunk/ide/srs_clion/CMakeLists.txt b/trunk/ide/srs_clion/CMakeLists.txt
index fbaa133c295..5a3f96f32a9 100755
--- a/trunk/ide/srs_clion/CMakeLists.txt
+++ b/trunk/ide/srs_clion/CMakeLists.txt
@@ -27,11 +27,11 @@ ProcessorCount(JOBS)
 # We should always configure SRS for switching between branches.
 IF (${CMAKE_SYSTEM_NAME} MATCHES "Darwin")
     EXECUTE_PROCESS(
-        COMMAND ./configure --osx --srt=on --gb28181=on --apm=on --h265=on --utest=on --jobs=${JOBS}
+        COMMAND ./configure --osx --srt=on --sctp=on --gb28181=on --apm=on --h265=on --utest=on --jobs=${JOBS}
         WORKING_DIRECTORY ${SRS_DIR} RESULT_VARIABLE ret)
 ELSE ()
     EXECUTE_PROCESS(
-        COMMAND ./configure --srt=on --gb28181=on --apm=on --h265=on --utest=on --jobs=${JOBS}
+        COMMAND ./configure --srt=on --sctp=on --gb28181=on --apm=on --h265=on --utest=on --jobs=${JOBS}
         WORKING_DIRECTORY ${SRS_DIR} RESULT_VARIABLE ret)
 ENDIF ()
 if(NOT ret EQUAL 0)
@@ -46,6 +46,7 @@ set(DEPS_LIBS ${SRS_DIR}/objs/st/libst.a
         ${SRS_DIR}/objs/ffmpeg/lib/libavutil.a
         ${SRS_DIR}/objs/opus/lib/libopus.a
         ${SRS_DIR}/objs/ffmpeg/lib/libswresample.a
+        ${SRS_DIR}/objs/sctp/lib/libusrsctp.a
         ${SRS_DIR}/objs/srt/lib/libsrt.a)
 foreach(DEPS_LIB ${DEPS_LIBS})
     IF (NOT EXISTS ${DEPS_LIB})
@@ -62,6 +63,7 @@ INCLUDE_DIRECTORIES(${SRS_DIR}/objs
         ${SRS_DIR}/objs/openssl/include
         ${SRS_DIR}/objs/srtp2/include
         ${SRS_DIR}/objs/ffmpeg/include
+        ${SRS_DIR}/objs/sctp/include
         ${SRS_DIR}/objs/srt/include
         ${SRS_DIR}/src/core
         ${SRS_DIR}/src/kernel