diff --git a/docker/packager/README.md b/docker/packager/README.md
index 9fbc2d7f8b5..a745f6225fa 100644
--- a/docker/packager/README.md
+++ b/docker/packager/README.md
@@ -3,10 +3,10 @@ compilers and build settings. Correctly configured Docker daemon is single depen
 
 Usage:
 
-Build deb package with `gcc-9` in `debug` mode:
+Build deb package with `clang-11` in `debug` mode:
 ```
 $ mkdir deb/test_output
-$ ./packager --output-dir deb/test_output/ --package-type deb --compiler=gcc-9 --build-type=debug
+$ ./packager --output-dir deb/test_output/ --package-type deb --compiler=clang-11 --build-type=debug
 $ ls -l deb/test_output
 -rw-r--r-- 1 root root      3730 clickhouse-client_18.14.2+debug_all.deb
 -rw-r--r-- 1 root root  84221888 clickhouse-common-static_18.14.2+debug_amd64.deb
@@ -18,11 +18,11 @@ $ ls -l deb/test_output
 
 ```
 
-Build ClickHouse binary with `clang-10` and `address` sanitizer in `relwithdebuginfo`
+Build ClickHouse binary with `clang-11` and `address` sanitizer in `relwithdebuginfo`
 mode:
 ```
 $ mkdir $HOME/some_clickhouse
-$ ./packager --output-dir=$HOME/some_clickhouse --package-type binary --compiler=clang-10 --sanitizer=address
+$ ./packager --output-dir=$HOME/some_clickhouse --package-type binary --compiler=clang-11 --sanitizer=address
 $ ls -l $HOME/some_clickhouse
 -rwxr-xr-x 1 root root 787061952  clickhouse
 lrwxrwxrwx 1 root root        10  clickhouse-benchmark -> clickhouse
diff --git a/docker/packager/binary/Dockerfile b/docker/packager/binary/Dockerfile
index fccae66b66b..56b2af5cf84 100644
--- a/docker/packager/binary/Dockerfile
+++ b/docker/packager/binary/Dockerfile
@@ -37,23 +37,18 @@ RUN apt-get update \
         bash \
         build-essential \
         ccache \
-        clang-10 \
         clang-11 \
-        clang-tidy-10 \
         clang-tidy-11 \
         cmake \
         curl \
-        g++-9 \
-        gcc-9 \
+        g++-10 \
+        gcc-10 \
         gdb \
         git \
         gperf \
         libicu-dev \
         libreadline-dev \
-        lld-10 \
         lld-11 \
-        llvm-10 \
-        llvm-10-dev \
         llvm-11 \
         llvm-11-dev \
         moreutils \
diff --git a/docker/packager/deb/Dockerfile b/docker/packager/deb/Dockerfile
index 902929a2644..2f1d28efe61 100644
--- a/docker/packager/deb/Dockerfile
+++ b/docker/packager/deb/Dockerfile
@@ -35,22 +35,15 @@ RUN curl -O https://clickhouse-builds.s3.yandex.net/utils/1/dpkg-deb \
 RUN apt-get update \
     && apt-get install \
         alien \
-        clang-10 \
         clang-11 \
-        clang-tidy-10 \
         clang-tidy-11 \
         cmake \
         debhelper \
         devscripts \
-        g++-9 \
-        gcc-9 \
         gdb  \
         git \
         gperf \
-        lld-10 \
         lld-11 \
-        llvm-10 \
-        llvm-10-dev \
         llvm-11 \
         llvm-11-dev \
         moreutils \
diff --git a/docker/packager/packager b/docker/packager/packager
index 0e01d629db2..836f30dec42 100755
--- a/docker/packager/packager
+++ b/docker/packager/packager
@@ -181,9 +181,8 @@ if __name__ == "__main__":
     parser.add_argument("--clickhouse-repo-path", default=os.path.join(os.path.dirname(os.path.abspath(__file__)), os.pardir, os.pardir))
     parser.add_argument("--output-dir", required=True)
     parser.add_argument("--build-type", choices=("debug", ""), default="")
-    parser.add_argument("--compiler", choices=("clang-10", "clang-10-darwin", "clang-10-aarch64", "clang-10-freebsd",
-                                               "clang-11", "clang-11-darwin", "clang-11-aarch64", "clang-11-freebsd",
-                                               "gcc-9", "gcc-10"), default="gcc-9")
+    parser.add_argument("--compiler", choices=("clang-11", "clang-11-darwin", "clang-11-aarch64", "clang-11-freebsd",
+                                               "gcc-10"), default="clang-11")
     parser.add_argument("--sanitizer", choices=("address", "thread", "memory", "undefined", ""), default="")
     parser.add_argument("--unbundled", action="store_true")
     parser.add_argument("--split-binary", action="store_true")
diff --git a/tests/ci/ci_config.json b/tests/ci/ci_config.json
index 58eef10f295..54f4e19bd94 100644
--- a/tests/ci/ci_config.json
+++ b/tests/ci/ci_config.json
@@ -71,16 +71,6 @@
             "tidy": "disable",
             "with_coverage": false
         },
-        {
-            "compiler": "clang-10",
-            "build-type": "",
-            "sanitizer": "",
-            "package-type": "deb",
-            "bundled": "bundled",
-            "splitted": "unsplitted",
-            "tidy": "disable",
-            "with_coverage": false
-        },
         {
             "compiler": "clang-11",
             "build-type": "debug",