diff --git a/content/blog/1999/1999-12-22-bildungswerk-goes-congress-entruempelung/index.md b/content/blog/1999/1999-12-22-bildungswerk-goes-congress-entruempelung/index.md
index a230f5d..e9d3131 100644
--- a/content/blog/1999/1999-12-22-bildungswerk-goes-congress-entruempelung/index.md
+++ b/content/blog/1999/1999-12-22-bildungswerk-goes-congress-entruempelung/index.md
@@ -3,8 +3,8 @@ authors:
 - ccchh-archiv
 categories: article
 draft: false
-lastmod: '1999-T19:42:00+02:00'
-publishDate: '1999-T19:42:00+02:00'
+lastmod: '1999-12-22T19:42:00+02:00'
+publishDate: '1999-12-22T19:42:00+02:00'
 slug: cildungswerk-goes-congress-entruempelung
 title: Bildungswerk goes Congress / Entrümpelung
 ---
diff --git a/content/blog/2000/2000-04-26-bildungswerk-kryptographie/index.md b/content/blog/2000/2000-04-26-bildungswerk-kryptographie/index.md
index 4870c0e..fef9f48 100644
--- a/content/blog/2000/2000-04-26-bildungswerk-kryptographie/index.md
+++ b/content/blog/2000/2000-04-26-bildungswerk-kryptographie/index.md
@@ -3,8 +3,8 @@ authors:
 - ccchh-archiv
 categories: article
 draft: false
-lastmod: '2000-T19:42:00+02:00'
-publishDate: '2000-T19:42:00+02:00'
+lastmod: '2000-04-26T19:42:00+02:00'
+publishDate: '2000-04-26T19:42:00+02:00'
 slug: bildungswerk-kryptographie
 title: 'Bildungswerk: Kryptographie'
 ---
diff --git a/content/blog/2000/2000-05-10-bildungswerk-linux-faq/index.md b/content/blog/2000/2000-05-10-bildungswerk-linux-faq/index.md
index c7ff817..02dc0c6 100644
--- a/content/blog/2000/2000-05-10-bildungswerk-linux-faq/index.md
+++ b/content/blog/2000/2000-05-10-bildungswerk-linux-faq/index.md
@@ -3,8 +3,8 @@ authors:
 - ccchh-archiv
 categories: article
 draft: false
-lastmod: '2000-T19:42:00+02:00'
-publishDate: '2000-T19:42:00+02:00'
+lastmod: '2000-05-10T19:42:00+02:00'
+publishDate: '2000-05-10T19:42:00+02:00'
 slug: bildungswerk-linux-faq
 title: 'Bildungswerk: Linux FAQ'
 ---
diff --git a/content/blog/2000/2000-08-16-bildungswerk-linux-cluster-workshop/index.md b/content/blog/2000/2000-08-16-bildungswerk-linux-cluster-workshop/index.md
index b126c78..f77d6b7 100644
--- a/content/blog/2000/2000-08-16-bildungswerk-linux-cluster-workshop/index.md
+++ b/content/blog/2000/2000-08-16-bildungswerk-linux-cluster-workshop/index.md
@@ -3,8 +3,8 @@ authors:
 - ccchh-archiv
 categories: article
 draft: false
-lastmod: '2000-T19:42:00+02:00'
-publishDate: '2000-T19:42:00+02:00'
+lastmod: '2000-08-16T19:42:00+02:00'
+publishDate: '2000-08-16T19:42:00+02:00'
 slug: bildungswerk-linux-cluster-workshop
 title: 'Bildungswerk: Linux Cluster Workshop'
 ---