--- a/auto/depends.sh	2026-05-17 23:01:03.161690035 +0200
+++ b/auto/depends.sh	2026-05-17 23:02:36.192627760 +0200
@@ -286,13 +286,6 @@
     echo "The state-threads is ok."
 else
     echo "Building state-threads." &&
-    rm -rf ${SRS_OBJS}/${SRS_PLATFORM}/st-srs ${SRS_OBJS}/${SRS_PLATFORM}/3rdpatry/st ${SRS_OBJS}/st &&
-    cp -rf ${SRS_WORKDIR}/3rdparty/st-srs ${SRS_OBJS}/${SRS_PLATFORM}/ &&
-    env EXTRA_CFLAGS="${_ST_EXTRA_CFLAGS}" make -C ${SRS_OBJS}/${SRS_PLATFORM}/st-srs ${_ST_MAKE_ARGS} &&
-    mkdir -p ${SRS_OBJS}/${SRS_PLATFORM}/3rdpatry/st &&
-    cp -f ${SRS_OBJS}/${SRS_PLATFORM}/st-srs/${_ST_OBJ}/st.h ${SRS_OBJS}/${SRS_PLATFORM}/3rdpatry/st/ &&
-    cp -f ${SRS_OBJS}/${SRS_PLATFORM}/st-srs/${_ST_OBJ}/libst.a ${SRS_OBJS}/${SRS_PLATFORM}/3rdpatry/st/ &&
-    cp -rf ${SRS_OBJS}/${SRS_PLATFORM}/3rdpatry/st ${SRS_OBJS}/ &&
     echo "The state-threads is ok."
 fi
 # check status
@@ -711,33 +704,6 @@
         SRT_COMPILER_PREFIX=$(echo $TOOL_GCC_REALPATH |sed 's/-gcc.*$/-/')
         LIBSRT_OPTIONS="$LIBSRT_OPTIONS --with-compiler-prefix=$SRT_COMPILER_PREFIX"
     fi
-
-    if [[ -f ${SRS_OBJS}/${SRS_PLATFORM}/3rdpatry/srt/lib/libsrt.a ]]; then
-        rm -rf ${SRS_OBJS}/srt && cp -rf ${SRS_OBJS}/${SRS_PLATFORM}/3rdpatry/srt ${SRS_OBJS}/ &&
-        echo "libsrt-1-fit is ok."
-    else
-        if [[ ! -d ${SRS_OBJS}/openssl/lib/pkgconfig ]]; then
-            echo "OpenSSL pkgconfig no found, build srt-1-fit failed."
-            exit -1
-        fi
-        echo "Build srt-1-fit" &&
-        rm -rf ${SRS_OBJS}/${SRS_PLATFORM}/srt-1-fit ${SRS_OBJS}/${SRS_PLATFORM}/3rdpatry/srt ${SRS_OBJS}/srt &&
-        cp -rf ${SRS_WORKDIR}/3rdparty/srt-1-fit ${SRS_OBJS}/${SRS_PLATFORM}/ &&
-        (
-            cd ${SRS_OBJS}/${SRS_PLATFORM}/srt-1-fit &&
-            env PKG_CONFIG_PATH=${SRS_DEPENDS_LIBS}/openssl/lib/pkgconfig \
-                ./configure --prefix=${SRS_DEPENDS_LIBS}/${SRS_PLATFORM}/3rdpatry/srt $LIBSRT_OPTIONS
-        ) &&
-        make -C ${SRS_OBJS}/${SRS_PLATFORM}/srt-1-fit ${SRS_JOBS} &&
-        make -C ${SRS_OBJS}/${SRS_PLATFORM}/srt-1-fit install &&
-        # If exists lib64 of libsrt, copy it to lib
-        if [[ -d ${SRS_OBJS}/${SRS_PLATFORM}/3rdpatry/srt/lib64 ]]; then
-            cp -rf ${SRS_OBJS}/${SRS_PLATFORM}/3rdpatry/srt/lib64 ${SRS_OBJS}/${SRS_PLATFORM}/3rdpatry/srt/lib
-        fi &&
-        cp -rf ${SRS_OBJS}/${SRS_PLATFORM}/3rdpatry/srt ${SRS_OBJS}/ &&
-        echo "libsrt-1-fit is ok."
-    fi
-    ret=$?; if [[ $ret -ne 0 ]]; then echo "Build srt-1-fit failed, ret=$ret"; exit $ret; fi
 fi
 
 #####################################################################################
--- a/auto/options.sh	2026-05-18 12:13:34.171025374 +0200
+++ b/auto/options.sh	2026-05-18 12:14:12.528600420 +0200
@@ -522,13 +522,6 @@
         SRS_FFMPEG_OPUS=YES
     fi
 
-    # Enable asan, but disable for Centos
-    # @see https://github.com/ossrs/srs/issues/3347
-    if [[ $SRS_SANITIZER == NO && $OS_IS_CENTOS != YES ]]; then
-        echo "Enable asan by auto options."
-        SRS_SANITIZER=YES
-    fi
-
     # If enable gperf, disable sanitizer.
     if [[ $SRS_GPERF == YES && $SRS_SANITIZER == YES ]]; then
         echo "Disable sanitizer for gperf"
--- a/3rdparty/st-srs/Makefile	2026-05-18 13:08:03.167341955 +0200
+++ b/3rdparty/st-srs/Makefile	2026-05-18 13:08:29.674043565 +0200
@@ -135,7 +135,6 @@
 OTHER_FLAGS += -O2
 else
 OTHER_FLAGS += -g -O0
-DEFINES     += -DDEBUG
 endif
 
 ##########################
--- a/configure	2026-05-18 13:08:15.814199594 +0200
+++ b/configure	2026-05-18 13:08:29.675043554 +0200
@@ -86,7 +86,6 @@
 #####################################################################################
 # build tools or compiler args.
 # enable gdb debug
-GDBDebug=" -g -O0"
 # the warning level.
 WarnLevel=" -Wall"
 # the compile standard.