diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index bc67fd62..f0bcb745 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -8,8 +8,8 @@ jobs:
 
     strategy:
       matrix:
-        java-version: [ 8 , 11 , 16 , 18 ]
-        compiler-version: [ 1.1 , 1.2 , 1.3 , 1.4 , 5 , 6 , 7 , 8 , 9 , 10 , 11 , 12 , 13 , 14 , 15 , 16 , 17 , 18 ]
+        java-version: [ 8 , 11 , 16 , 17 ]
+        compiler-version: [ 1.1 , 1.2 , 1.3 , 1.4 , 5 , 6 , 7 , 8 , 9 , 10 , 11 , 12 , 13 , 14 , 15 , 16 , 17 ]
         os: [ ubuntu-latest , macos-latest , windows-latest ]
 
     steps:
@@ -30,8 +30,7 @@ jobs:
         shell: bash
         env:
           SRC_VERSION: ${{ matrix.compiler-version }}
-
-      - name: Build and run tests
+- name: Build and run tests
         run: mvn --batch-mode clean test
         if: ${{ matrix.compiler-version <= matrix.java-version && (matrix.java-version < 14 || matrix.compiler-version >= 7) && (matrix.java-version < 11 || matrix.compiler-version >= 6) }}
         env:
diff --git a/README.md b/README.md
index 9f4e5b08..a9d12a15 100644
--- a/README.md
+++ b/README.md
@@ -6,8 +6,8 @@
 * **Ease of use**: With an intuitive, reliable and stable API, flacoco can be easily used in other projects such as automated program repair tools.
 * **Compatibility**: 
     * Supports JUnit3, Junit4 and JUnit5.
-    * Supports Java 1 to Java 18 bytecode.
-    * Runs on Java 8 to Java 18.
+    * Supports Java 1 to Java 17 bytecode.
+    * Runs on Java 8 to Java 17.
     * Runs on Linux, MacOS and Windows.
 * **Stability**: Tests are executed in an isolated JVM.