diff --git a/_images/cover-dark.png b/_images/cover-dark.png
new file mode 100644
index 0000000..28d48e5
Binary files /dev/null and b/_images/cover-dark.png differ
diff --git a/en/project/pc-example1.yaml b/en/project/pc-example1.yaml
index 3eaebef..fda5fb6 100644
--- a/en/project/pc-example1.yaml
+++ b/en/project/pc-example1.yaml
@@ -16,7 +16,7 @@ blocks:
         fullWidth: false
       dark:
         image:
-          mobile: '../../_images/cover.png'
+          mobile: '../../_images/cover-dark.png'
           desktop: 'https://storage.yandexcloud.net/diplodoc-www-assets/pages/index-diplodoc/ddos-index-cover-dark.png'
           disableCompress: true
         color: '#C6FE4D'
diff --git a/en/project/pc-example3.yaml b/en/project/pc-example3.yaml
index 4b74b5f..20bf04c 100644
--- a/en/project/pc-example3.yaml
+++ b/en/project/pc-example3.yaml
@@ -17,7 +17,7 @@ blocks:
         fullWidth: false
       dark:
         image:
-          mobile: '../../_images/cover.png'
+          mobile: '../../_images/cover-dark.png'
           desktop: 'https://storage.yandexcloud.net/diplodoc-www-assets/pages/index-diplodoc/ddos-index-cover-dark.png'
           disableCompress: true
         color: '#C6FE4D'
diff --git a/ru/project/pc-example1.yaml b/ru/project/pc-example1.yaml
index 9d6713d..6eb3343 100644
--- a/ru/project/pc-example1.yaml
+++ b/ru/project/pc-example1.yaml
@@ -16,7 +16,7 @@ blocks:
         fullWidth: false
       dark:
         image:
-          mobile: '../../_images/cover.png'
+          mobile: '../../_images/cover-dark.png'
           desktop: 'https://storage.yandexcloud.net/diplodoc-www-assets/pages/index-diplodoc/ddos-index-cover-dark.png'
           disableCompress: true
         color: '#C6FE4D'
diff --git a/ru/project/pc-example3.yaml b/ru/project/pc-example3.yaml
index 11ec053..6f99e26 100644
--- a/ru/project/pc-example3.yaml
+++ b/ru/project/pc-example3.yaml
@@ -17,7 +17,7 @@ blocks:
         fullWidth: false
       dark:
         image:
-          mobile: '../../_images/cover.png'
+          mobile: '../../_images/cover-dark.png'
           desktop: 'https://storage.yandexcloud.net/diplodoc-www-assets/pages/index-diplodoc/ddos-index-cover-dark.png'
           disableCompress: true
         color: '#C6FE4D'