diff --git a/ci/linux_x64 b/ci/linux_x64
index 62b9a2d..88552a0 100644
--- a/ci/linux_x64
+++ b/ci/linux_x64
@@ -1,4 +1,4 @@
-FROM ubuntu:18.04
+FROM ubuntu:20.04
 
 RUN apt update \
     && apt install -y software-properties-common \
@@ -6,9 +6,10 @@ RUN apt update \
     && apt update \
     && apt install --no-install-recommends -y sudo cmake ninja-build git \
     && apt install --no-install-recommends -y g++-8 \
-    && apt install --no-install-recommends -y clang++-7 \
-    && apt install --no-install-recommends -y clang++-8 \
-    && apt install --no-install-recommends -y clang++-9 \
+    && apt install --no-install-recommends -y clang-7 \
+    && apt install --no-install-recommends -y clang-8 \
+    && apt install --no-install-recommends -y clang-9 \
+    && apt install --no-install-recommends -y clang-10 \
     && apt install --no-install-recommends -y clang-format-9 clang-tidy-9 \
     && update-alternatives --install /usr/bin/clang-format clang-format /usr/bin/clang-format-9 100 \
     && apt remove -y software-properties-common \