diff --git a/Cargo.lock b/Cargo.lock
index de09633c3..f2a5a9214 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1092,7 +1092,7 @@ dependencies = [
  "oxc_parser",
  "oxc_resolver",
  "oxc_semantic",
- "oxc_sourcemap",
+ "oxc_sourcemap 7.0.0",
  "oxc_span",
  "oxc_str",
  "oxc_transformer",
@@ -1194,7 +1194,7 @@ dependencies = [
  "oxc_data_structures",
  "oxc_index",
  "oxc_semantic",
- "oxc_sourcemap",
+ "oxc_sourcemap 6.1.1",
  "oxc_span",
  "oxc_str",
  "oxc_syntax",
@@ -1390,6 +1390,19 @@ dependencies = [
  "serde_json",
 ]
 
+[[package]]
+name = "oxc_sourcemap"
+version = "7.0.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "db3866f9075027840e0711b52e15d2e1ba076fc5f5f01c96eeedd26375410641"
+dependencies = [
+ "base64-simd 0.8.0",
+ "json-escape-simd",
+ "rustc-hash",
+ "serde",
+ "serde_json",
+]
+
 [[package]]
 name = "oxc_span"
 version = "0.133.0"
diff --git a/Cargo.toml b/Cargo.toml
index 469ca9986..7372a2313 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -95,7 +95,7 @@ oxc_napi = "0.133"
 oxc_parser = "0.133"
 oxc_semantic = "0.133"
 oxc_span = "0.133"
-oxc_sourcemap = "6.0.1"
+oxc_sourcemap = "7.0.0"
 oxc_str = "0.133"
 oxc_transformer = "0.133"
 oxc_codegen = "0.133"
diff --git a/crates/oxc_angular_compiler/src/component/transform.rs b/crates/oxc_angular_compiler/src/component/transform.rs
index dc548416b..fb460b9fd 100644
--- a/crates/oxc_angular_compiler/src/component/transform.rs
+++ b/crates/oxc_angular_compiler/src/component/transform.rs
@@ -334,7 +334,7 @@ pub struct TemplateCompileOutput {
     pub code: String,
 
     /// Source map (if sourcemap option was enabled).
-    pub map: Option<oxc_sourcemap::SourceMap>,
+    pub map: Option<oxc_sourcemap::OwnedSourceMap>,
 }
 
 impl TemplateCompileOutput {
@@ -344,7 +344,7 @@ impl TemplateCompileOutput {
     }
 
     /// Create a new template compile output with code and source map.
-    pub fn with_source_map(code: String, map: Option<oxc_sourcemap::SourceMap>) -> Self {
+    pub fn with_source_map(code: String, map: Option<oxc_sourcemap::OwnedSourceMap>) -> Self {
         Self { code, map }
     }
 }
diff --git a/crates/oxc_angular_compiler/src/output/emitter.rs b/crates/oxc_angular_compiler/src/output/emitter.rs
index 2b0df6f95..908152a5b 100644
--- a/crates/oxc_angular_compiler/src/output/emitter.rs
+++ b/crates/oxc_angular_compiler/src/output/emitter.rs
@@ -229,7 +229,10 @@ impl EmitterContext {
     /// Returns `None` if no source file information was provided or no mappings exist.
     ///
     /// See: `packages/compiler/src/output/abstract_emitter.ts:126-184`
-    pub fn to_source_map(&self, generated_file: Option<&str>) -> Option<oxc_sourcemap::SourceMap> {
+    pub fn to_source_map(
+        &self,
+        generated_file: Option<&str>,
+    ) -> Option<oxc_sourcemap::OwnedSourceMap> {
         // Need source file to generate a source map
         let source_file = self.source_file.as_ref()?;
         let source_url = &source_file.url;
@@ -297,7 +300,7 @@ impl EmitterContext {
             }
         }
 
-        if has_mappings { Some(builder.into_sourcemap()) } else { None }
+        if has_mappings { Some(builder.into_owned_sourcemap()) } else { None }
     }
 
     /// Generate source and source map together.
@@ -307,7 +310,7 @@ impl EmitterContext {
     pub fn to_source_with_map(
         &self,
         generated_file: Option<&str>,
-    ) -> (String, Option<oxc_sourcemap::SourceMap>) {
+    ) -> (String, Option<oxc_sourcemap::OwnedSourceMap>) {
         (self.to_source(), self.to_source_map(generated_file))
     }
 }
@@ -408,7 +411,7 @@ impl JsEmitter {
         expr: &OutputExpression<'a>,
         source_file: Arc<ParseSourceFile>,
         generated_file: Option<&str>,
-    ) -> (String, Option<oxc_sourcemap::SourceMap>) {
+    ) -> (String, Option<oxc_sourcemap::OwnedSourceMap>) {
         let mut ctx = EmitterContext::with_source_file(source_file);
         self.visit_expression(expr, &mut ctx);
         ctx.to_source_with_map(generated_file)
@@ -423,7 +426,7 @@ impl JsEmitter {
         stmts: &[OutputStatement<'a>],
         source_file: Arc<ParseSourceFile>,
         generated_file: Option<&str>,
-    ) -> (String, Option<oxc_sourcemap::SourceMap>) {
+    ) -> (String, Option<oxc_sourcemap::OwnedSourceMap>) {
         let mut ctx = EmitterContext::with_source_file(source_file);
         self.visit_all_statements(stmts, &mut ctx);
         ctx.to_source_with_map(generated_file)
@@ -1640,7 +1643,7 @@ mod tests {
         let map = ctx.to_source_map(Some("test.js")).expect("should generate source map");
 
         // Verify the source map has the expected structure
-        assert!(map.get_sources().any(|s| s.as_ref() == "test.ts"));
+        assert!(map.get_sources().any(|s| s == "test.ts"));
         assert!(map.get_tokens().count() > 0);
     }