diff --git a/content/images/posters/plakat_2023_09.png b/content/images/posters/plakat_2023_09.png
new file mode 100644
index 000000000..a8dda1e4f
Binary files /dev/null and b/content/images/posters/plakat_2023_09.png differ
diff --git a/content/speakers/patryk_lewandowski.md b/content/speakers/patryk_lewandowski.md
index 3cc954f16..87d312e03 100644
--- a/content/speakers/patryk_lewandowski.md
+++ b/content/speakers/patryk_lewandowski.md
@@ -1,5 +1,6 @@
 ---
 name: Patryk Lewandowski
+pic: ../images/persons/patryk_lewandowski.jpg
 ---
 
 **Patryk Lewandowski** ist ein Softwareentwickler, der bei Zeiss Digital Innovation GmbH arbeitet. Kürzlich hat er
diff --git a/content/talks/2023-09-27-virtual-threads.md b/content/talks/2023-09-27-virtual-threads.md
index e26c28ca5..9946dbbfb 100644
--- a/content/talks/2023-09-27-virtual-threads.md
+++ b/content/talks/2023-09-27-virtual-threads.md
@@ -2,6 +2,8 @@
 title: "Java 21: Virtuelle Threads"
 date: 2023-09-27
 speaker: [patryk_lewandowski]
+poster: ../images/posters/plakat_2023_09.png
+poster_alt: "Poster: Jürgen hat sich in einem virtuellen Faden verheddert."
 tags: [java]
 location: zeiss
 ---