diff --git a/macro/src/dialect.rs b/macro/src/dialect.rs
index 31bffe6d67..61c1bae059 100644
--- a/macro/src/dialect.rs
+++ b/macro/src/dialect.rs
@@ -64,9 +64,7 @@ fn generate_dialect_module(
 
     let doc = format!(
         "`{name}` dialect.\n\n{}",
-        sanitize_documentation(&unindent::unindent(
-            dialect.str_value("description").unwrap_or(""),
-        ))?
+        sanitize_documentation(dialect.str_value("description").unwrap_or(""),)?
     );
     let name = sanitize_snake_case_name(name)?;
 
diff --git a/macro/src/dialect/operation.rs b/macro/src/dialect/operation.rs
index ec96804430..f0ade14124 100644
--- a/macro/src/dialect/operation.rs
+++ b/macro/src/dialect/operation.rs
@@ -586,7 +586,7 @@ impl<'a> Operation<'a> {
                 ]
                 .join(" ")
             },
-            description: unindent::unindent(definition.str_value("description")?),
+            description: sanitize_documentation(definition.str_value("description")?)?,
             regions,
         })
     }
diff --git a/macro/src/dialect/utility.rs b/macro/src/dialect/utility.rs
index bc43fae820..a13cf22235 100644
--- a/macro/src/dialect/utility.rs
+++ b/macro/src/dialect/utility.rs
@@ -32,7 +32,7 @@ fn sanitize_name(name: &str) -> Result<Ident, Error> {
 
 pub fn sanitize_documentation(string: &str) -> Result<String, Error> {
     let arena = Arena::new();
-    let node = parse_document(&arena, string, &Default::default());
+    let node = parse_document(&arena, &unindent::unindent(string), &Default::default());
 
     for node in node.traverse() {
         let NodeEdge::Start(node) = node else {