diff --git a/crates/oxc_codegen/src/gen.rs b/crates/oxc_codegen/src/gen.rs
index 01f538de82925..e72763a549d4f 100644
--- a/crates/oxc_codegen/src/gen.rs
+++ b/crates/oxc_codegen/src/gen.rs
@@ -2056,6 +2056,7 @@ impl GenExpr for ImportExpression<'_> {
             p.add_source_mapping(self.span);
             p.print_str("import");
             if let Some(phase) = self.phase {
+                p.print_ascii_byte(b'.');
                 p.print_str(phase.as_str());
             }
             p.print_ascii_byte(b'(');
diff --git a/crates/oxc_codegen/tests/integration/js.rs b/crates/oxc_codegen/tests/integration/js.rs
index 3b02879a686d9..7895b7f657681 100644
--- a/crates/oxc_codegen/tests/integration/js.rs
+++ b/crates/oxc_codegen/tests/integration/js.rs
@@ -392,6 +392,14 @@ fn vite_special_comments() {
     );
 }
 
+#[test]
+fn import_phase() {
+    test_minify("import.defer('foo')", "import.defer(`foo`);");
+    test_minify("import.source('foo')", "import.source(`foo`);");
+    test("import.defer('foo')", "import.defer(\"foo\");\n");
+    test("import.source('foo')", "import.source(\"foo\");\n");
+}
+
 // <https://github.com/javascript-compiler-hints/compiler-notations-spec/blob/main/pure-notation-spec.md#semantics>
 #[test]
 fn pure_comment() {