diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index e48adbc..42afad8 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -11,16 +11,13 @@ jobs:
       fail-fast: false
       matrix:
         php-version:
-          - "7.1"
           - "7.2"
           - "7.3"
           - "7.4"
           - "8.0"
           - "8.1"
           - "8.2"
-        composer-version:
-          - "1"
-          - "2"
+          - "8.3"
     steps:
       - name: Dump matrix context
         env:
@@ -65,5 +62,4 @@ jobs:
           php vendor/bin/php-coveralls -v
 
       - name: Run phpstan
-        if: matrix.php-version != 7.0
         run: composer phpstan