diff --git a/test_site/content/posts/tutorials/devops/docker.md b/test_site/content/posts/tutorials/devops/docker.md
index 5fa77495..4135b4af 100644
--- a/test_site/content/posts/tutorials/devops/docker.md
+++ b/test_site/content/posts/tutorials/devops/docker.md
@@ -1,6 +1,7 @@
 +++
 title = "Docker"
 order = 1
+date = "2017-01-01"
 +++
 
 A simple page
diff --git a/test_site/content/posts/tutorials/devops/nix.md b/test_site/content/posts/tutorials/devops/nix.md
index 3b49d2a7..4facb793 100644
--- a/test_site/content/posts/tutorials/devops/nix.md
+++ b/test_site/content/posts/tutorials/devops/nix.md
@@ -1,6 +1,7 @@
 +++
 title = "Nix"
 order = 2
+date = "2017-01-01"
 +++
 
 A simple page
diff --git a/test_site/content/posts/tutorials/programming/python.md b/test_site/content/posts/tutorials/programming/python.md
index 39c54571..149042cc 100644
--- a/test_site/content/posts/tutorials/programming/python.md
+++ b/test_site/content/posts/tutorials/programming/python.md
@@ -1,6 +1,7 @@
 +++
 title = "Python tutorial"
 order = 1
+date = "2017-01-01"
 +++
 
 A simple page
diff --git a/test_site/content/posts/tutorials/programming/rust.md b/test_site/content/posts/tutorials/programming/rust.md
index 4d2cd152..b2421368 100644
--- a/test_site/content/posts/tutorials/programming/rust.md
+++ b/test_site/content/posts/tutorials/programming/rust.md
@@ -1,6 +1,7 @@
 +++
 title = "Rust"
 order = 2
+date = "2017-01-01"
 +++
 
 A simple page