diff --git a/.github/workflows/cmake.yml b/.github/workflows/cmake.yml
index d28b9b0..785c5ef 100644
--- a/.github/workflows/cmake.yml
+++ b/.github/workflows/cmake.yml
@@ -59,6 +59,9 @@ jobs:
       # Use a bash shell so we can use the same syntax for environment variable
       # access regardless of the host operating system
       shell: bash
+      env:
+        CC: gcc-10
+        CXX: g++-10
       working-directory: ${{github.workspace}}/build
       # Note the current convention is to use the -S and -B options here to specify source
       # and build directories, but this is only available with CMake 3.13 and higher.
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 77347f2..495f973 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -4,7 +4,7 @@ cmake_policy(SET CMP0076 NEW) # silence warning
 
 project(AttorneyOnline)
 
-set(CMAKE_CXX_STANDARD 17)
+set(CMAKE_CXX_STANDARD 20)
 set(CMAKE_CXX_STANDARD_REQUIRED ON)
 
 set(CMAKE_AUTOMOC ON)