diff --git a/crates/typst-pdf/src/metadata.rs b/crates/typst-pdf/src/metadata.rs
index eea59dffe..d46c0d826 100644
--- a/crates/typst-pdf/src/metadata.rs
+++ b/crates/typst-pdf/src/metadata.rs
@@ -1,13 +1,26 @@
 use ecow::EcoString;
-use krilla::interchange::metadata::Metadata;
+use krilla::interchange::metadata::{Metadata, TextDirection};
 use typst_library::foundations::{Datetime, Smart};
-
+use typst_library::layout::Dir;
+use typst_library::text::Lang;
 use crate::convert::GlobalContext;
 use crate::Timezone;
 
 pub(crate) fn build_metadata(gc: &GlobalContext) -> Metadata {
     let creator = format!("Typst {}", env!("CARGO_PKG_VERSION"));
 
+    let lang = gc
+        .languages
+        .iter()
+        .max_by_key(|(_, &count)| count)
+        .map(|(&l, _)| l);
+
+    let dir = if lang.map(Lang::dir) == Some(Dir::RTL) {
+        TextDirection::RightToLeft
+    } else {
+        TextDirection::LeftToRight
+    };
+
     let mut metadata = Metadata::new()
         .creator(creator)
         .keywords(gc.document.info.keywords.iter().map(EcoString::to_string).collect())
@@ -46,6 +59,8 @@ pub(crate) fn build_metadata(gc: &GlobalContext) -> Metadata {
     if let Some(date) = date.and_then(|d| convert_date(d, tz)) {
         metadata = metadata.modification_date(date).creation_date(date);
     }
+    
+    metadata = metadata.text_direction(dir);
 
     metadata
 }