diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 8323a6963..170d346ed 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -19,6 +19,7 @@
 #   gitlab-runner exec docker --timeout=3600 'Linux client build'
 #   gitlab-runner exec docker --timeout=3600 'Linux server debian_amd64_strech build'
 #   gitlab-runner exec docker --timeout=3600 'Linux server_static debian_amd64_strech build'
+#   gitlab-runner exec docker --timeout=3600 'Linux server_static_debug debian_amd64_buster build'
 #   gitlab-runner exec docker --timeout=3600 'Linux server debian_amd64_buster build'
 #   gitlab-runner exec docker --timeout=3600 'Linux client debian_amd64_strech build'
 #   gitlab-runner exec docker --timeout=3600 --docker-volumes $PWD/builds:/builds 'Linux client debian_amd64_buster build'
@@ -403,7 +404,7 @@ Linux client_static debian_amd64_strech build:
     name: "khanat-client_static-debian_amd64_strech-$CI_COMMIT_REF_NAME"
     paths:
       - code/build/bin
-    expire_in: 2 week
+#    expire_in: 2 week
 
 
 Linux client_static_debug debian_amd64_strech build:
@@ -709,6 +710,83 @@ Linux server_static_debug debian_amd64_strech build:
 #    expire_in: 2 week
 
 
+Linux server_static_debug debian_amd64_buster build:
+  stage: build
+  except:
+    - mac-ci-build
+  tags:
+    - Docker
+  image: amd64/debian:10
+  script:
+    # Calcul le nombre de cpu désactivé (on ne laisse que 4 au maximum)
+    #- disableproc=$(( $(nproc) - 4 ))
+    #- if [[ $disableproc -le 0 ]] ; then disableproc=0; fi
+    #- optionproc="-j$(nproc --ignore=$disableproc)"
+    - optionproc="-j $(nproc)"
+    # Prepare environment
+    - DEBIAN_FRONTEND=noninteractive apt-get update
+    - DEBIAN_FRONTEND=noninteractive apt-get dist-upgrade -y
+    - DEBIAN_FRONTEND=noninteractive apt-get install -y apache2 apache2-utils autoconf autogen automake bison build-essential cmake cpputest default-libmysqlclient-dev fakeroot git libapache2-mod-php libboost-all-dev libfreetype6-dev libgif-dev libgl1-mesa-dev libjpeg62-turbo-dev liblua5.2-0 liblua5.2-dev liblzma-dev libogg-dev libopenal-dev libpng-dev libssh2-1-dev libssl-dev libtool libtool-bin libvorbis-dev libx11-dev libxml2-dev libxmu-dev libxrandr-dev libxrender-dev libxxf86vm-dev mercurial default-mysql-server php php-gd php-imagick php-mysql python3 python3-pip python3-bcrypt python3-venv rrdtool unzip wget zlib1g-dev python3-coverage python3-pep8 xsltproc rsync libogg-dev libvorbis-dev libgnutls28-dev libgnutlsxx28 libunistring-dev
+    # Apply patch
+    - (for patchfile in $(cat patch/series); do echo "patch patch/$patchfile"; patch -f -Z -t -p 1 -i patch/$patchfile || exit 2; done)
+    # Build & Install cpptest
+    # Impossible to build release 1.1.0, 1.1.1, 1.1.2
+    - mkdir -p /opt/src/cpptest
+    - wget -q https://github.com/cpptest/cpptest/archive/1.0.5.tar.gz -O /opt/src/cpptest.tar.gz || exit 2
+    - tar xf /opt/src/cpptest.tar.gz -C /opt/src --strip 1 || exit 2
+    - (cd /opt/src/cpptest && ./autogen.sh && ./configure && make -j && make install) || exit 2
+    # Build debug & install (cpptestd)
+    - (cd /opt/src/cpptest && make clean && CXXFLAGS="-g -O0" ./configure && make && for file in src/.libs/lib*.so* src/.libs/lib*.a;do extension=${file##*/libcpptest} ; cp -L $file /usr/local/lib/libcpptestd${extension}; done)
+    # Build & Install squish
+    - mkdir -p squish
+    - (cd squish; wget -c https://storage.googleapis.com/google-code-archive-downloads/v2/code.google.com/libsquish/squish-1.11.zip)
+    - (cd squish; unzip squish-1.11.zip)
+    - (cd squish/squish-1.11; patch -i ../../patch/squish-limit.patch)
+    - (cd squish/squish-1.11; make -j)
+    - (cd squish/squish-1.11; make install)
+    # Build & Install CURL - 7.58.0
+    - wget -q https://curl.haxx.se/download/curl-7.58.0.tar.gz -O curl.tar.gz
+    - mkdir -p curl/build
+    - tar xvf curl.tar.gz -C curl --strip 1
+    - (cd curl/build; cmake -DCMAKE_BUILD_TYPE=Release -DBUILD_CURL_TESTS=OFF -DCURL_ZLIB=ON -DBUILD_CURL_EXE=OFF -DCURL_STATICLIB=ON -DHTTP_ONLY=ON -DENABLE_IPV6=ON -DCMAKE_USE_OPENSSL=ON -DOPENSSL_SSL_LIBRARIES=/usr/lib/x86_64-linux-gnu/libssl.a  -DOPENSSL_CRYPTO_LIBRARIES=/usr/lib/x86_64-linux-gnu/libcrypto.a -DCMAKE_USE_LIBSSH2=OFF -DZLIB_LIBRARY=/usr/lib/x86_64-linux-gnu/libz.a -DCMAKE_C_FLAGS='-fPIC' ..)
+    - (cd curl/build; make -j)
+    - (cd curl/build; make install)
+    # Build & Install luabind
+    - mkdir -p luabind
+    - wget -q http://http.debian.net/debian/pool/main/l/luabind/luabind_0.9.1+dfsg.orig.tar.gz  -O luabind.tar.gz
+    - wget -q http://http.debian.net/debian/pool/main/l/luabind/luabind_0.9.1+dfsg-11.debian.tar.xz -O luabind-debian.tar.xz
+    - tar xvf luabind.tar.gz -C luabind --strip 1 || exit 2
+    - tar xvf luabind-debian.tar.xz -C luabind || exit 2
+    - cd luabind
+    - for file in $(cat debian/patches/series); do patch -p1 < debian/patches/$file; done
+    - export -p DEB_HOST_MULTIARCH=$(dpkg-architecture -qDEB_HOST_MULTIARCH); bjam -d2 release debug install cflags="-fPIC $(dpkg-buildflags --get CFLAGS)" cxxflags="-fPIC $(dpkg-buildflags --get CXXFLAGS) -Wno-deprecated-declarations" linkflags=" $(dpkg-buildflags --get LDFLAGS)"
+    - export -p DEB_HOST_MULTIARCH=$(dpkg-architecture -qDEB_HOST_MULTIARCH); bjam -d2 release debug install link=static cflags="-fPIC $(dpkg-buildflags --get CFLAGS)" cxxflags="-fPIC $(dpkg-buildflags --get CXXFLAGS) -Wno-deprecated-declarations" linkflags=" $(dpkg-buildflags --get LDFLAGS)"
+    - cd ..
+    # Action
+    - mkdir -p code/build
+    - (cd code/build ; cmake -DWITH_NEL=ON -DWITH_STATIC=ON -DWITH_STATIC_DRIVERS=ON -DWITH_STATIC_EXTERNAL=ON -DWITH_LUA52=ON -DWITH_RYZOM_PATCH=ON -DWITH_RYZOM_CUSTOM_PATCH_SERVER=ON -DWITH_NEL_TESTS=OFF -DWITH_SYMBOLS=ON ..)
+    - (cd code/build; make $optionproc)
+    - (cd code/build/bin; ls -lh)
+  artifacts:
+    name: "khanat-server_static_debug-debian_amd64_strech-$CI_COMMIT_REF_NAME"
+    paths:
+      - code/build/bin
+      - code/ryzom/server/shard.screen.rc
+      - code/web
+      - code/ryzom/server/*.cfg
+      - code/ryzom/server/data_shard
+      - code/ryzom/common/data_common
+      - code/ryzom/common/data_leveldesign
+      - code/ryzom/client/*.cfg
+      - code/ryzom/client/cfg
+      - code/ryzom/client/data
+      - code/ryzom/client/macosx
+      - code/ryzom/client/unix
+      - code/ryzom/client/windows
+      - code/ryzom/tools/scripts/linux
+#    expire_in: 2 week
+
+
 Linux client_static debian_i386_strech build:
   stage: build
   except:
@@ -1176,7 +1254,7 @@ Linux server debian_amd64_buster build:
       - code/ryzom/client/unix
       - code/ryzom/client/windows
       - code/ryzom/tools/scripts/linux
-    expire_in: 2 week
+#    expire_in: 2 week
 
 
 Linux client debian_amd64_buster build:
@@ -1243,7 +1321,7 @@ Linux client debian_amd64_buster build:
     name: "khanat-client-debian_buster-$(echo $CI_BUILD_REF | head -c 7 )-$CI_PIPELINE_ID"
     paths:
       - code/build/bin
-    expire_in: 2 week
+#    expire_in: 2 week
 
 
 
@@ -1334,7 +1412,7 @@ Linux client_appimage debian_amd64_buster build:
     name: "khanat-client_appimage-debian_buster-$(echo $CI_BUILD_REF | head -c 7 )-$CI_PIPELINE_ID"
     paths:
       - code/build/Khanat-x86_64.AppImage
-    expire_in: 2 week
+#    expire_in: 2 week
 
 
 
diff --git a/code/CMakeLists.txt b/code/CMakeLists.txt
index 4e5292f2a..110b802f3 100644
--- a/code/CMakeLists.txt
+++ b/code/CMakeLists.txt
@@ -150,8 +150,9 @@ IF(WITH_STATIC)
   IF(UNIX)
     # under Linux and OS X, recent libxml2 versions are linked against liblzma
     FIND_PACKAGE(LibLZMA)
+    FIND_PACKAGE(gnutls)
     IF(LIBLZMA_LIBRARIES)
-      SET(LIBXML2_LIBRARIES ${LIBXML2_LIBRARIES} ${LIBLZMA_LIBRARIES})
+      SET(LIBXML2_LIBRARIES ${LIBXML2_LIBRARIES} ${LIBLZMA_LIBRARIES} ${GNUTLS_LIBRARY})
     ENDIF()
   ENDIF()
 ENDIF()
diff --git a/code/CMakeModules/FindMySQL.cmake b/code/CMakeModules/FindMySQL.cmake
index 631a96224..069625f02 100644
--- a/code/CMakeModules/FindMySQL.cmake
+++ b/code/CMakeModules/FindMySQL.cmake
@@ -80,6 +80,15 @@ ELSE()
     ENDIF()
   ENDIF()
 
+  IF(WITH_STATIC)
+    IF(UNIX)
+      FIND_PACKAGE(gnutls)
+      IF(GNUTLS_FOUND)
+        SET(MYSQL_LIBRARIES ${MYSQL_LIBRARIES} ${GNUTLS_LIBRARY})
+      ENDIF()
+    ENDIF()
+  ENDIF()
+
   IF(MYSQL_INCLUDE_DIR AND MYSQL_LIBRARIES)
     SET(MYSQL_FOUND TRUE)
     MESSAGE(STATUS "Found MySQL: ${MYSQL_INCLUDE_DIR}, ${MYSQL_LIBRARIES}")
diff --git a/code/CMakeModules/Findgnutls.cmake b/code/CMakeModules/Findgnutls.cmake
new file mode 100644
index 000000000..aae551039
--- /dev/null
+++ b/code/CMakeModules/Findgnutls.cmake
@@ -0,0 +1,60 @@
+# - Locate gnutls library
+# This module defines
+#  GNUTLS_LIBRARY, the library to link against
+#  GNUTLS_FOUND, if false, do not try to link to JPEG
+#  GNUTLS_INCLUDE_DIR, where to find headers.
+
+IF(GNUTLS_LIBRARY AND GNUTLS_INCLUDE_DIR)
+  # in cache already
+  SET(GNUTLS_FIND_QUIETLY TRUE)
+ENDIF()
+
+# Save default suffixes
+SET(_OLD_SUFFIXES ${CMAKE_FIND_LIBRARY_SUFFIXES})
+
+# Define specific suffixes
+SET(CMAKE_FIND_LIBRARY_SUFFIXES ${CMAKE_SHARED_LIBRARY_SUFFIX})
+
+FIND_PATH(GNUTLS_INCLUDE_DIR
+  gnutls.h
+  PATHS
+  $ENV{GNUTLS_DIR}/include
+  /usr/local/include
+  /usr/include/gnutls
+  /usr/include
+  /sw/include
+  /opt/local/include
+  /opt/csw/include
+  /opt/include
+  PATH_SUFFIXES gnutls
+)
+
+FIND_LIBRARY(GNUTLS_LIBRARY
+  NAMES gnutls libgnutls
+  PATHS
+  $ENV{GNUTLS_DIR}/lib
+  /usr/local/lib
+  /usr/lib
+  /usr/lib/x86_64-linux-gnu/
+  /usr/local/X11R6/lib
+  /usr/X11R6/lib
+  /sw/lib
+  /opt/local/lib
+  /opt/csw/lib
+  /opt/lib
+  /usr/freeware/lib64
+)
+
+# Restore default suffixes
+SET(CMAKE_FIND_LIBRARY_SUFFIXES ${_OLD_SUFFIXES})
+
+IF(GNUTLS_LIBRARY AND GNUTLS_INCLUDE_DIR)
+  SET(GNUTLS_FOUND "YES")
+  IF(NOT GNUTLS_FIND_QUIETLY)
+    MESSAGE(STATUS "Found gnutls: ${GNUTLS_LIBRARY}")
+  ENDIF()
+ELSE()
+  IF(NOT GNUTLS_FIND_QUIETLY)
+    MESSAGE(STATUS "Warning: Unable to find gnutls!")
+  ENDIF()
+ENDIF()