diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 5a3d69e..d903681 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -14,9 +14,8 @@ jobs:
         include:
           - os: ubuntu-20.04
             # oldest LLVM that the install-llvm-action action is able to install
-            description: "LLVM 5"
-            llvm-version: "5"
-            #gcov_executable: "llvm-cov gcov"
+            description: "LLVM 7"
+            llvm-version: "7"
 
           - os: ubuntu-22.04
             # select libc++ as libstdc++ appears to be the default
@@ -85,7 +84,7 @@ jobs:
           Add-Content $env:GITHUB_PATH "C:\ProgramData\mingw64\mingw64\bin"
 
       - name: Setup LLVM and Clang
-        uses: KyleMayes/install-llvm-action@v1
+        uses: KyleMayes/install-llvm-action@v2
         if: ${{ matrix.llvm-version != '' }}
         with:
           version: ${{ matrix.llvm-version }}
diff --git a/README.md b/README.md
index 4703480..3293b10 100644
--- a/README.md
+++ b/README.md
@@ -34,7 +34,7 @@ Use poolSTL exclusively, or only on platforms lacking native support,
 or only if [TBB](https://www.intel.com/content/www/us/en/developer/tools/oneapi/onetbb.html) is not present.
 
 Supports C++11 and higher. Algorithms introduced in C++17 require C++17 or higher.  
-Tested in CI on GCC 7+, Clang/LLVM 5+, Apple Clang, MSVC, MinGW, and Emscripten.
+Tested in CI on GCC 7+, Clang/LLVM 7+, Apple Clang, MSVC, MinGW, and Emscripten.
 
 ## Implemented Algorithms
 Algorithms are added on an as-needed basis. If you need one [open an issue](https://github.com/alugowski/poolSTL/issues) or contribute a PR.