diff --git a/_publications/2022-03-21-spn-intro-be-everywhere.md b/_publications/2022-03-21-spn-intro-be-everywhere.md
index 45526a4..c3aacf1 100644
--- a/_publications/2022-03-21-spn-intro-be-everywhere.md
+++ b/_publications/2022-03-21-spn-intro-be-everywhere.md
@@ -8,7 +8,7 @@ title: "SPN Intro #2: Be Everywhere"
date: 2022-03-21
video_source: https://assets.safing.io/video/tutorials/spn-intro-1-be-everywhere.mp4
youtube_hash: p3tjNmFKrDk
-custom_thumbnail_name: spn-2-multi-identity
+custom_thumbnail_name: spn-2-multi-identity-big
---
{% include video_wrapper.html %}
diff --git a/_publications/2022-03-28-portmaster-intro-getting-started.md b/_publications/2022-03-28-portmaster-intro-getting-started.md
index 75a76f2..6e0dc0a 100644
--- a/_publications/2022-03-28-portmaster-intro-getting-started.md
+++ b/_publications/2022-03-28-portmaster-intro-getting-started.md
@@ -8,7 +8,7 @@ title: "Portmaster Intro #1: Install on Windows"
date: 2022-03-28
video_source: https://assets.safing.io/video/tutorials/portmaster-1-getting-started.mp4
youtube_hash: xHAESh1zKAc
-custom_thumbnail_name: portmaster-1-getting-started
+custom_thumbnail_name: portmaster-1-getting-started-big
---
{% include video_wrapper.html %}
diff --git a/_publications/2022-04-04-portmaster-intro-filter-lists.md b/_publications/2022-04-04-portmaster-intro-filter-lists.md
index 2fa9ce7..7fb108d 100644
--- a/_publications/2022-04-04-portmaster-intro-filter-lists.md
+++ b/_publications/2022-04-04-portmaster-intro-filter-lists.md
@@ -8,7 +8,7 @@ title: "Portmaster Intro #2: Block Trackers"
date: 2022-04-04
video_source: https://assets.safing.io/video/tutorials/portmaster-2-filter-lists.mp4
youtube_hash: PeTuVgK5z9o
-custom_thumbnail_name: portmaster-2-filter-lists
+custom_thumbnail_name: portmaster-2-filter-lists-big
---
{% include video_wrapper.html %}
diff --git a/assets/img/thumbnails/video/portmaster-1-getting-started-big.png b/assets/img/thumbnails/video/portmaster-1-getting-started-big.png
new file mode 100644
index 0000000..93dc2aa
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diff --git a/assets/img/thumbnails/video/portmaster-2-filter-lists-big.png b/assets/img/thumbnails/video/portmaster-2-filter-lists-big.png
new file mode 100644
index 0000000..f8e6bcf
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diff --git a/assets/img/thumbnails/video/spn-2-multi-identity-big.png b/assets/img/thumbnails/video/spn-2-multi-identity-big.png
new file mode 100644
index 0000000..b14dda9
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diff --git a/assets/img/thumbnails/video/techlore-safing-review.png b/assets/img/thumbnails/video/techlore-safing-review.png
index 0bedae7..9f9f1c6 100644
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