diff --git a/Cargo.lock b/Cargo.lock
index 30697fedb7ac..08a1fda5c1dc 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1343,9 +1343,9 @@ checksum = "9b919933a397b79c37e33b77bb2aa3dc8eb6e165ad809e58ff75bc7db2e34574"
 
 [[package]]
 name = "h2"
-version = "0.3.15"
+version = "0.3.18"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5f9f29bc9dda355256b2916cf526ab02ce0aeaaaf2bad60d65ef3f12f11dd0f4"
+checksum = "17f8a914c2987b688368b5138aa05321db91f4090cf26118185672ad588bce21"
 dependencies = [
  "bytes",
  "fnv",
@@ -1481,9 +1481,9 @@ checksum = "c4a1e36c821dbe04574f602848a19f742f4fb3c98d40449f11bcad18d6b17421"
 
 [[package]]
 name = "hyper"
-version = "0.14.23"
+version = "0.14.26"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "034711faac9d2166cb1baf1a2fb0b60b1f277f8492fd72176c17f3515e1abd3c"
+checksum = "ab302d72a6f11a3b910431ff93aae7e773078c769f0a3ef15fb9ec692ed147d4"
 dependencies = [
  "bytes",
  "futures-channel",
diff --git a/bindings/swc_cli/src/commands/compile.rs b/bindings/swc_cli/src/commands/compile.rs
index ee517be4df5f..18c94e6db688 100644
--- a/bindings/swc_cli/src/commands/compile.rs
+++ b/bindings/swc_cli/src/commands/compile.rs
@@ -545,8 +545,10 @@ fn extend_source_map(
     let mut source_map = sourcemap::SourceMap::from_reader(source_map.as_bytes())
         .context("failed to encode source map")?;
 
-    if let Some(ref source_file_name) = source_file_name {
-        source_map.set_source(0u32, source_file_name);
+    if !source_map.get_token_count() != 0 {
+        if let Some(ref source_file_name) = source_file_name {
+            source_map.set_source(0u32, source_file_name);
+        }
     }
 
     if source_root.is_some() {
diff --git a/crates/swc/src/lib.rs b/crates/swc/src/lib.rs
index d0a70b8e7689..1942e1e8a07d 100644
--- a/crates/swc/src/lib.rs
+++ b/crates/swc/src/lib.rs
@@ -558,7 +558,7 @@ impl Compiler {
 
             let (code, map) = match source_map {
                 SourceMapsConfig::Bool(v) => {
-                    if v && !src_map_buf.is_empty() {
+                    if v {
                         let mut buf = vec![];
 
                         self.cm