diff --git a/.changeset/preview-segment-expressions.md b/.changeset/preview-segment-expressions.md
new file mode 100644
index 000000000..f9386f1cc
--- /dev/null
+++ b/.changeset/preview-segment-expressions.md
@@ -0,0 +1,5 @@
+---
+"gitbook": patch
+---
+
+Show expression values in site previews that use a visitor segment.