diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 06df127..071149c 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -13,6 +13,7 @@ jobs:
   build_debian_image:
     name: Build epicbox/debian image
     runs-on: [ self-hosted, small ]
+    timeout-minutes: 15
     steps:
       - name: Checkout code
         uses: actions/checkout@v4
@@ -28,6 +29,7 @@ jobs:
   build_clojure_image:
     name: Build epicbox-clojure image
     runs-on: [ self-hosted, small ]
+    timeout-minutes: 15
     steps:
       - name: Checkout code
         uses: actions/checkout@v4
@@ -43,6 +45,7 @@ jobs:
     name: Build epicbox-gcc image
     needs: build_debian_image
     runs-on: [ self-hosted, small ]
+    timeout-minutes: 15
     steps:
       - name: Checkout code
         uses: actions/checkout@v4
@@ -57,6 +60,7 @@ jobs:
   build_go_image:
     name: Build epicbox-go image
     runs-on: [ self-hosted, small ]
+    timeout-minutes: 15
     steps:
       - name: Checkout code
         uses: actions/checkout@v4
@@ -71,6 +75,7 @@ jobs:
   build_haskell_image:
     name: Build epicbox-haskell image
     runs-on: [ self-hosted, small ]
+    timeout-minutes: 15
     steps:
       - name: Checkout code
         uses: actions/checkout@v4
@@ -85,6 +90,7 @@ jobs:
   build_hyperskill_go_image:
     name: Build epicbox-hyperskill/go image
     runs-on: [ self-hosted, small ]
+    timeout-minutes: 15
     steps:
       - name: Checkout code
         uses: actions/checkout@v4
@@ -100,6 +106,7 @@ jobs:
     name: Build epicbox-hyperskill/gcc image
     needs: build_debian_image
     runs-on: [ self-hosted, small ]
+    timeout-minutes: 15
     steps:
       - name: Checkout code
         uses: actions/checkout@v4
@@ -114,6 +121,7 @@ jobs:
   build_hyperskill_gradle_image:
     name: Build epicbox-hyperskill/gradle image
     runs-on: [ self-hosted, small ]
+    timeout-minutes: 15
     steps:
       - name: Checkout code
         uses: actions/checkout@v4
@@ -128,6 +136,7 @@ jobs:
   build_hyperskill_gradle_spring_image:
     name: Build epicbox-hyperskill/gradle-spring image
     runs-on: [ self-hosted, small ]
+    timeout-minutes: 15
     steps:
       - name: Checkout code
         uses: actions/checkout@v4
@@ -142,6 +151,7 @@ jobs:
   build_hyperskill_java_image:
     name: Build epicbox-hyperskill/java image
     runs-on: [ self-hosted, small ]
+    timeout-minutes: 15
     steps:
       - name: Checkout code
         uses: actions/checkout@v4
@@ -156,6 +166,7 @@ jobs:
   build_hyperskill_node_image:
     name: Build epicbox-hyperskill/node image
     runs-on: [ self-hosted, small ]
+    timeout-minutes: 15
     steps:
       - name: Checkout code
         uses: actions/checkout@v4
@@ -170,6 +181,7 @@ jobs:
   build_hyperskill_node_javascript_image:
     name: Build epicbox-hyperskill/node-javascript image
     runs-on: [ self-hosted, small ]
+    timeout-minutes: 15
     steps:
       - name: Checkout code
         uses: actions/checkout@v4
@@ -184,6 +196,7 @@ jobs:
   build_hyperskill_python_image:
     name: Build epicbox-hyperskill/python image
     runs-on: [ self-hosted, small ]
+    timeout-minutes: 15
     steps:
       - name: Checkout code
         uses: actions/checkout@v4
@@ -198,6 +211,7 @@ jobs:
   build_java_image:
     name: Build epicbox/java image
     runs-on: [ self-hosted, small ]
+    timeout-minutes: 15
     steps:
       - name: Checkout code
         uses: actions/checkout@v4
@@ -212,6 +226,7 @@ jobs:
   build_kotlin_image:
     name: Build epicbox/kotlin image
     runs-on: [ self-hosted, small ]
+    timeout-minutes: 15
     steps:
       - name: Checkout code
         uses: actions/checkout@v4
@@ -227,6 +242,7 @@ jobs:
     name: Build epicbox/mono image
     needs: build_debian_image
     runs-on: [ self-hosted, small ]
+    timeout-minutes: 15
     steps:
       - name: Checkout code
         uses: actions/checkout@v4
@@ -241,6 +257,7 @@ jobs:
   build_node_image:
     name: Build epicbox/node image
     runs-on: [ self-hosted, small ]
+    timeout-minutes: 15
     steps:
       - name: Checkout code
         uses: actions/checkout@v4
@@ -255,6 +272,7 @@ jobs:
   build_php_image:
     name: Build epicbox/php image
     runs-on: [ self-hosted, small ]
+    timeout-minutes: 15
     steps:
       - name: Checkout code
         uses: actions/checkout@v4
@@ -269,6 +287,7 @@ jobs:
   build_pmd_image:
     name: Build epicbox/pmd image
     runs-on: [ self-hosted, small ]
+    timeout-minutes: 15
     steps:
       - name: Checkout code
         uses: actions/checkout@v4
@@ -283,6 +302,7 @@ jobs:
   build_python_310_image:
     name: Build epicbox/python 3.10 image
     runs-on: [ self-hosted, small ]
+    timeout-minutes: 15
     steps:
       - name: Checkout code
         uses: actions/checkout@v4
@@ -297,6 +317,7 @@ jobs:
   build_python_311_image:
     name: Build epicbox/python 3.11 image
     runs-on: [ self-hosted, small ]
+    timeout-minutes: 15
     steps:
       - name: Checkout code
         uses: actions/checkout@v4
@@ -311,6 +332,7 @@ jobs:
   build_ruby_image:
     name: Build epicbox/ruby image
     runs-on: [ self-hosted, small ]
+    timeout-minutes: 15
     steps:
       - name: Checkout code
         uses: actions/checkout@v4
@@ -325,6 +347,7 @@ jobs:
   build_scala2_image:
     name: Build epicbox/scala2 image
     runs-on: [ self-hosted, small ]
+    timeout-minutes: 15
     steps:
       - name: Checkout code
         uses: actions/checkout@v4
@@ -339,6 +362,7 @@ jobs:
   build_scala3_image:
     name: Build epicbox/scala3 image
     runs-on: [ self-hosted, small ]
+    timeout-minutes: 15
     steps:
       - name: Checkout code
         uses: actions/checkout@v4
@@ -353,6 +377,7 @@ jobs:
   build_typescript_image:
     name: Build epicbox/typescript image
     runs-on: [ self-hosted, small ]
+    timeout-minutes: 15
     steps:
       - name: Checkout code
         uses: actions/checkout@v4
@@ -367,6 +392,7 @@ jobs:
   build_hyperstyle_image:
     name: Build epicbox/hyperstyle image
     runs-on: [ self-hosted, small ]
+    timeout-minutes: 15
     steps:
       - name: Checkout code
         uses: actions/checkout@v4
@@ -409,6 +435,7 @@ jobs:
       - build_typescript_image
       - build_hyperstyle_image
     runs-on: [ self-hosted, small ]
+    timeout-minutes: 30
     steps:
       - uses: hyperskill/azure-purge-untagged@v3.0.0
         with: