diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 01f7431..4a18295 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -14,13 +14,12 @@ jobs:
     strategy:
       matrix:
         php-version:
-          - "8.3"
           - "8.4"
         dependency-versions:
           - "highest"
         include:
           - dependency-versions: "lowest"
-            php-version: "8.3"
+            php-version: "8.4"
     env:
       CLICKHOUSE_SKIP_USER_SETUP: 1
       CLICKHOUSE_VERSION: "24.8"
@@ -65,7 +64,7 @@ jobs:
     strategy:
       matrix:
         php-version:
-          - "8.3"
+          - "8.4"
         clickhouse-version:
           - "23.3"
           - "23.8"
diff --git a/.github/workflows/coding-standards.yml b/.github/workflows/coding-standards.yml
index 6d4037d..669e45b 100644
--- a/.github/workflows/coding-standards.yml
+++ b/.github/workflows/coding-standards.yml
@@ -15,7 +15,7 @@ jobs:
     strategy:
       matrix:
         php-version:
-          - "8.3"
+          - "8.4"
 
     steps:
       - name: "Checkout"
diff --git a/.github/workflows/infection.yml b/.github/workflows/infection.yml
index 7b8bc1a..b405ce1 100644
--- a/.github/workflows/infection.yml
+++ b/.github/workflows/infection.yml
@@ -23,7 +23,7 @@ jobs:
       - name: Install PHP
         uses: shivammathur/setup-php@v2
         with:
-          php-version: "8.3"
+          php-version: "8.4"
           coverage: pcov
           ini-values: variables_order=EGPCS
           extensions: json
diff --git a/.github/workflows/static-analysis.yml b/.github/workflows/static-analysis.yml
index 4fb799c..d543071 100644
--- a/.github/workflows/static-analysis.yml
+++ b/.github/workflows/static-analysis.yml
@@ -15,7 +15,7 @@ jobs:
     strategy:
       matrix:
         php-version:
-          - "8.3"
+          - "8.4"
 
     steps:
       - name: "Checkout code"
diff --git a/composer.json b/composer.json
index 4be435a..7b94591 100644
--- a/composer.json
+++ b/composer.json
@@ -27,7 +27,7 @@
         "sort-packages": true
     },
     "require": {
-        "php": "^8.3",
+        "php": "^8.4",
         "guzzlehttp/promises": "^2.0",
         "guzzlehttp/psr7": "^2.6",
         "php-http/client-common": "^2.0",