diff --git a/turbopack/crates/turbopack-browser/src/chunking_context.rs b/turbopack/crates/turbopack-browser/src/chunking_context.rs
index 4436802a0cf5..7ad018156ca7 100644
--- a/turbopack/crates/turbopack-browser/src/chunking_context.rs
+++ b/turbopack/crates/turbopack-browser/src/chunking_context.rs
@@ -20,7 +20,7 @@ use turbopack_core::{
         chunk_id_strategy::ModuleIdStrategy,
     },
     environment::Environment,
-    ident::AssetIdent,
+    ident::{AssetIdent, escape_file_path},
     module::Module,
     module_graph::{
         ModuleGraph,
@@ -704,9 +704,10 @@ impl ChunkingContext for BrowserChunkingContext {
                 match filename_template {
                     Some(filename) => {
                         let mut filename = filename.to_string();
+                        let name = escape_file_path(name);
 
                         if match_name_placeholder(&filename) {
-                            filename = replace_name_placeholder(&filename, name);
+                            filename = replace_name_placeholder(&filename, &name);
                         }
 
                         if match_content_hash_placeholder(&filename) {
@@ -808,9 +809,10 @@ impl ChunkingContext for BrowserChunkingContext {
                 let mut filename = filename_template.to_string();
 
                 let (_, name, ext) = source_path.split_file_stem_extension();
+                let name = escape_file_path(name);
 
                 if match_name_placeholder(&filename) {
-                    filename = replace_name_placeholder(&filename, name);
+                    filename = replace_name_placeholder(&filename, &name);
                 }
 
                 if match_content_hash_placeholder(&filename) {
diff --git a/turbopack/crates/turbopack-core/src/ident.rs b/turbopack/crates/turbopack-core/src/ident.rs
index 7a25874bad92..8fa38b0ae14a 100644
--- a/turbopack/crates/turbopack-core/src/ident.rs
+++ b/turbopack/crates/turbopack-core/src/ident.rs
@@ -456,7 +456,7 @@ impl ValueToString for AssetIdent {
 
 pub fn escape_file_path(s: &str) -> String {
     static SEPARATOR_REGEX: LazyLock<Regex> =
-        LazyLock::new(|| Regex::new(r"[/#?:\[\]<>@\s()]").unwrap());
+        LazyLock::new(|| Regex::new(r"[/#?:\[\]<>@\s()&]").unwrap());
     SEPARATOR_REGEX.replace_all(s, "_").to_string()
 }
 
@@ -485,7 +485,7 @@ pub mod tests {
                 let fs = VirtualFileSystem::new_with_name(rcstr!("test"));
                 let root = fs.root().owned().await?;
 
-                let asset_ident = AssetIdent::from_path(root.join("a:b?c#d.js")?);
+                let asset_ident = AssetIdent::from_path(root.join("a:b?c#d&e.js")?);
                 let output_name = asset_ident
                     .output_name(root, Some(rcstr!("prefix")), rcstr!(".js"))
                     .await?;
@@ -493,7 +493,7 @@ pub mod tests {
             }
 
             let output_name = output_name_operation().read_strongly_consistent().await?;
-            assert_eq!(&*output_name, "prefix-a_b_c_d.js");
+            assert_eq!(&*output_name, "prefix-a_b_c_d_e.js");
 
             Ok(())
         })