16 files changed, 16 insertions, 16 deletions
diff --git a/filesys/cdfs/README.md b/filesys/cdfs/README.md
index 143218d0..a835c10f 100644
--- a/filesys/cdfs/README.md
+++ b/filesys/cdfs/README.md
@@ -1,5 +1,5 @@
 ---
-topic: sample
+page_type: sample
 description: "The CD-ROM file system driver (CDFS) sample is a file system driver for removable media."
 languages:
 - cpp
diff --git a/filesys/fastfat/README.md b/filesys/fastfat/README.md
index 6ee4ca90..b34679ff 100644
--- a/filesys/fastfat/README.md
+++ b/filesys/fastfat/README.md
@@ -1,5 +1,5 @@
 ---
-topic: sample
+page_type: sample
 description: "A file system driver based on the Windows inbox FastFAT file system used as a model for new file systems."
 languages:
 - cpp
diff --git a/filesys/miniFilter/MetadataManager/README.md b/filesys/miniFilter/MetadataManager/README.md
index e495823b..23196413 100644
--- a/filesys/miniFilter/MetadataManager/README.md
+++ b/filesys/miniFilter/MetadataManager/README.md
@@ -1,5 +1,5 @@
 ---
-topic: sample
+page_type: sample
 description:  "An example of how to use files for storing metadata that corresponds to minifilters."
 languages:
 - cpp
diff --git a/filesys/miniFilter/NameChanger/README.md b/filesys/miniFilter/NameChanger/README.md
index e94749f2..871373a2 100644
--- a/filesys/miniFilter/NameChanger/README.md
+++ b/filesys/miniFilter/NameChanger/README.md
@@ -1,5 +1,5 @@
 ---
-topic: sample
+page_type: sample
 description: "Grafts a directory from one part of a volume's namespace to another part using a mapping."
 languages:
 - cpp
diff --git a/filesys/miniFilter/avscan/README.md b/filesys/miniFilter/avscan/README.md
index c9a43c3f..66f549b6 100644
--- a/filesys/miniFilter/avscan/README.md
+++ b/filesys/miniFilter/avscan/README.md
@@ -1,5 +1,5 @@
 ---
-topic: sample
+page_type: sample
 description: "This filter is a transaction-aware file scanner that examines data in files."
 languages:
 - cpp
diff --git a/filesys/miniFilter/cancelSafe/README.md b/filesys/miniFilter/cancelSafe/README.md
index ee3b8ab3..2abe70f8 100644
--- a/filesys/miniFilter/cancelSafe/README.md
+++ b/filesys/miniFilter/cancelSafe/README.md
@@ -1,5 +1,5 @@
 ---
-topic: sample
+page_type: sample
 description: "A minifilter demonstrating the use of cancel-safe queues."
 languages:
 - cpp
diff --git a/filesys/miniFilter/cdo/README.md b/filesys/miniFilter/cdo/README.md
index 76322517..8d577a38 100644
--- a/filesys/miniFilter/cdo/README.md
+++ b/filesys/miniFilter/cdo/README.md
@@ -1,5 +1,5 @@
 ---
-topic: sample
+page_type: sample
 description: "An example of using a control device object (CDO) with a minifilter."
 languages:
 - cpp
diff --git a/filesys/miniFilter/change/README.md b/filesys/miniFilter/change/README.md
index 9d760baa..57fa10b4 100644
--- a/filesys/miniFilter/change/README.md
+++ b/filesys/miniFilter/change/README.md
@@ -1,5 +1,5 @@
 ---
-topic: sample
+page_type: sample
 description: "A transaction-aware filter that monitors file changes in real time."
 languages:
 - cpp
diff --git a/filesys/miniFilter/ctx/README.md b/filesys/miniFilter/ctx/README.md
index df79c9dc..4c73e6f2 100644
--- a/filesys/miniFilter/ctx/README.md
+++ b/filesys/miniFilter/ctx/README.md
@@ -1,5 +1,5 @@
 ---
-topic: sample
+page_type: sample
 description: "Demonstrates how to attach contexts to instances, files, streams, and stream handles in your minifilter."
 languages:
 - cpp
diff --git a/filesys/miniFilter/delete/README.md b/filesys/miniFilter/delete/README.md
index 71bf7b82..c0ddd06b 100644
--- a/filesys/miniFilter/delete/README.md
+++ b/filesys/miniFilter/delete/README.md
@@ -1,5 +1,5 @@
 ---
-topic: sample
+page_type: sample
 description: "Demonstrates how to detect deletions of files or streams."
 languages:
 - cpp
diff --git a/filesys/miniFilter/minispy/README.md b/filesys/miniFilter/minispy/README.md
index 18cbf83c..a20e602d 100644
--- a/filesys/miniFilter/minispy/README.md
+++ b/filesys/miniFilter/minispy/README.md
@@ -1,5 +1,5 @@
 ---
-topic: sample
+page_type: sample
 description: "A tool to monitor and log any I/O and transaction activity that occurs in the system."
 languages:
 - cpp
diff --git a/filesys/miniFilter/nullFilter/README.md b/filesys/miniFilter/nullFilter/README.md
index f15df23c..adb682c6 100644
--- a/filesys/miniFilter/nullFilter/README.md
+++ b/filesys/miniFilter/nullFilter/README.md
@@ -1,5 +1,5 @@
 ---
-topic: sample
+page_type: sample
 description: "A minifilter that demonstrates registration with the filter manager."
 languages:
 - cpp
diff --git a/filesys/miniFilter/passThrough/README.md b/filesys/miniFilter/passThrough/README.md
index 50b86afb..edd98945 100644
--- a/filesys/miniFilter/passThrough/README.md
+++ b/filesys/miniFilter/passThrough/README.md
@@ -1,5 +1,5 @@
 ---
-topic: sample
+page_type: sample
 description: "Demonstrates how to specify callback functions for different types of I/O requests."
 languages:
 - cpp
diff --git a/filesys/miniFilter/scanner/README.md b/filesys/miniFilter/scanner/README.md
index aa2ccfa4..3ad528ca 100644
--- a/filesys/miniFilter/scanner/README.md
+++ b/filesys/miniFilter/scanner/README.md
@@ -1,5 +1,5 @@
 ---
-topic: sample
+page_type: sample
 description: "A file data scanner example. Typically, anti-virus filters are of this type."
 languages:
 - cpp
diff --git a/filesys/miniFilter/simrep/README.md b/filesys/miniFilter/simrep/README.md
index fb16e2b1..c2b48b0d 100644
--- a/filesys/miniFilter/simrep/README.md
+++ b/filesys/miniFilter/simrep/README.md
@@ -1,5 +1,5 @@
 ---
-topic: sample
+page_type: sample
 description: "Demonstrates how a file system filter can simulate file-system like reparse-point behavior to redirect a file open to an alternate path."
 languages:
 - cpp
diff --git a/filesys/miniFilter/swapBuffers/README.md b/filesys/miniFilter/swapBuffers/README.md
index 3c97c7ed..03114011 100644
--- a/filesys/miniFilter/swapBuffers/README.md
+++ b/filesys/miniFilter/swapBuffers/README.md
@@ -1,5 +1,5 @@
 ---
-topic: sample
+page_type: sample
 description: "Demonstrates how to switch buffers between reads and writes of data. This technique is particularly useful for encryption filters."
 languages:
 - cpp