diff --git a/markup_fmt/src/parser.rs b/markup_fmt/src/parser.rs
index c1a4c0a..fa09ed8 100644
--- a/markup_fmt/src/parser.rs
+++ b/markup_fmt/src/parser.rs
@@ -1027,7 +1027,7 @@ impl<'s> Parser<'s> {
                 Some((_, '}')) if matches!(pair_stack.last(), Some('$' | '{')) => {
                     pair_stack.pop();
                 }
-                Some((_, '/')) => {
+                Some((_, '/')) if !matches!(pair_stack.last(), Some('\'' | '"' | '`')) => {
                     if let Some((_, c)) = self.chars.next_if(|(_, c)| *c == '/' || *c == '*') {
                         pair_stack.push(c);
                     }
diff --git a/markup_fmt/tests/fmt/astro/issue-9/7.astro b/markup_fmt/tests/fmt/astro/issue-9/7.astro
new file mode 100644
index 0000000..6e2123b
--- /dev/null
+++ b/markup_fmt/tests/fmt/astro/issue-9/7.astro
@@ -0,0 +1,8 @@
+---
+"//"
+'//'
+`//`
+`//${
+    //
+}`
+---
diff --git a/markup_fmt/tests/fmt/astro/issue-9/7.snap b/markup_fmt/tests/fmt/astro/issue-9/7.snap
new file mode 100644
index 0000000..0e45230
--- /dev/null
+++ b/markup_fmt/tests/fmt/astro/issue-9/7.snap
@@ -0,0 +1,11 @@
+---
+source: markup_fmt/tests/fmt.rs
+---
+---
+"//"
+'//'
+`//`
+`//${
+    //
+}`
+---