diff --git a/src/test/extension.test.ts b/src/test/extension.test.ts
index ce6f035..3528d0b 100644
--- a/src/test/extension.test.ts
+++ b/src/test/extension.test.ts
@@ -51,6 +51,10 @@ describe("V2XmlFormatter", () => {
             testFormatter(xmlFormatter, options, "maintain-comment-formatting");
         });
 
+        it("should handle single-quotes in attributes", () => {
+            testFormatter(xmlFormatter, options, "single-quotes");
+        });
+
     });
 
 });
diff --git a/src/test/test-data/single-quotes.formatted.xml b/src/test/test-data/single-quotes.formatted.xml
new file mode 100644
index 0000000..e8aa42e
--- /dev/null
+++ b/src/test/test-data/single-quotes.formatted.xml
@@ -0,0 +1,4 @@
+<root>
+  <element attr='1' />
+  <element attr='2' />
+</root>
\ No newline at end of file
diff --git a/src/test/test-data/single-quotes.unformatted.xml b/src/test/test-data/single-quotes.unformatted.xml
new file mode 100644
index 0000000..e8aa42e
--- /dev/null
+++ b/src/test/test-data/single-quotes.unformatted.xml
@@ -0,0 +1,4 @@
+<root>
+  <element attr='1' />
+  <element attr='2' />
+</root>
\ No newline at end of file