diff --git a/.github/workflows/autocheckers.yml b/.github/workflows/autocheckers.yml
index 3233a48e9e7ca..1d01051793bb5 100644
--- a/.github/workflows/autocheckers.yml
+++ b/.github/workflows/autocheckers.yml
@@ -45,7 +45,7 @@ jobs:
 
     strategy:
       matrix:
-        php-versions: ['8.3']
+        php-versions: ['8.1']
 
     name: PHP checkers
 
diff --git a/.github/workflows/integration-dav.yml b/.github/workflows/integration-dav.yml
index b81be2519b8d1..ce493ae42b171 100644
--- a/.github/workflows/integration-dav.yml
+++ b/.github/workflows/integration-dav.yml
@@ -43,7 +43,7 @@ jobs:
       # do not stop on another job's failure
       fail-fast: false
       matrix:
-        php-versions: ['8.3']
+        php-versions: ['8.1']
         endpoint: ['old', 'new']
         service: ['CalDAV', 'CardDAV']
 
diff --git a/.github/workflows/integration-litmus.yml b/.github/workflows/integration-litmus.yml
index f18537d082c00..5419db900cac6 100644
--- a/.github/workflows/integration-litmus.yml
+++ b/.github/workflows/integration-litmus.yml
@@ -43,7 +43,7 @@ jobs:
       # do not stop on another job's failure
       fail-fast: false
       matrix:
-        php-versions: ['8.3']
+        php-versions: ['8.1']
         endpoint: ['webdav', 'dav']
 
     name: Litmus WebDAV ${{ matrix.endpoint }}
diff --git a/.github/workflows/integration-sqlite.yml b/.github/workflows/integration-sqlite.yml
index 058745a12c343..d6e68b5c99522 100644
--- a/.github/workflows/integration-sqlite.yml
+++ b/.github/workflows/integration-sqlite.yml
@@ -69,7 +69,7 @@ jobs:
           - 'sharing_features'
           - 'videoverification_features'
 
-        php-versions: ['8.2']
+        php-versions: ['8.1']
         spreed-versions: ['stable30']
 
     services:
diff --git a/.github/workflows/object-storage-azure.yml b/.github/workflows/object-storage-azure.yml
index bb1dc52a9ad48..3dd34f84e5b21 100644
--- a/.github/workflows/object-storage-azure.yml
+++ b/.github/workflows/object-storage-azure.yml
@@ -45,7 +45,7 @@ jobs:
 
     strategy:
       matrix:
-        php-versions: ['8.1', '8.2', '8.3']
+        php-versions: ['8.1', '8.2']
         include:
           - php-versions: '8.3'
             coverage: true
diff --git a/.github/workflows/object-storage-s3.yml b/.github/workflows/object-storage-s3.yml
index b256174c0616e..39864367321be 100644
--- a/.github/workflows/object-storage-s3.yml
+++ b/.github/workflows/object-storage-s3.yml
@@ -45,7 +45,7 @@ jobs:
 
     strategy:
       matrix:
-        php-versions: ['8.1', '8.2', '8.3']
+        php-versions: ['8.1', '8.2']
         include:
           - php-versions: '8.3'
             coverage: true
diff --git a/.github/workflows/object-storage-swift.yml b/.github/workflows/object-storage-swift.yml
index 9f7bc8c2806b3..401a7f5af53f0 100644
--- a/.github/workflows/object-storage-swift.yml
+++ b/.github/workflows/object-storage-swift.yml
@@ -45,7 +45,7 @@ jobs:
 
     strategy:
       matrix:
-        php-versions: ['8.1', '8.2', '8.3']
+        php-versions: ['8.1', '8.2']
         include:
           - php-versions: '8.3'
             coverage: true
diff --git a/.github/workflows/openapi.yml b/.github/workflows/openapi.yml
index f03ecec16c5b8..282684aef89f7 100644
--- a/.github/workflows/openapi.yml
+++ b/.github/workflows/openapi.yml
@@ -31,7 +31,7 @@ jobs:
       - name: Set up php
         uses: shivammathur/setup-php@c541c155eee45413f5b09a52248675b1a2575231 #v2.31.1
         with:
-          php-version: '8.2'
+          php-version: '8.1'
           extensions: ctype, curl, dom, fileinfo, gd, json, libxml, mbstring, openssl, pcntl, pdo, posix, session, simplexml, xml, xmlreader, xmlwriter, zip, zlib
           coverage: none
           ini-file: development
diff --git a/.github/workflows/phpunit-memcached.yml b/.github/workflows/phpunit-memcached.yml
index 51987dda27f2f..69b5dd7d8f042 100644
--- a/.github/workflows/phpunit-memcached.yml
+++ b/.github/workflows/phpunit-memcached.yml
@@ -55,7 +55,7 @@ jobs:
 
     strategy:
       matrix:
-        php-versions: ['8.1', '8.2', '8.3']
+        php-versions: ['8.1', '8.3']
         include:
           - php-versions: '8.2'
             coverage: ${{ github.event_name != 'pull_request' }}
diff --git a/.github/workflows/phpunit-nodb.yml b/.github/workflows/phpunit-nodb.yml
index 8eed603277c42..4e8529e35a698 100644
--- a/.github/workflows/phpunit-nodb.yml
+++ b/.github/workflows/phpunit-nodb.yml
@@ -57,7 +57,7 @@ jobs:
 
     strategy:
       matrix:
-        php-versions: ['8.1', '8.2', '8.3']
+        php-versions: ['8.1', '8.3']
         include:
           - php-versions: '8.2'
             coverage: ${{ github.event_name != 'pull_request' }}
diff --git a/.github/workflows/phpunit-sqlite.yml b/.github/workflows/phpunit-sqlite.yml
index 12a65fb852bc1..582f3bc5b8503 100644
--- a/.github/workflows/phpunit-sqlite.yml
+++ b/.github/workflows/phpunit-sqlite.yml
@@ -55,7 +55,7 @@ jobs:
 
     strategy:
       matrix:
-        php-versions: ['8.1', '8.2', '8.3']
+        php-versions: ['8.2', '8.3']
         include:
           - php-versions: '8.1'
             coverage: ${{ github.event_name != 'pull_request' }}