diff --git a/crates/ruff_python_formatter/resources/test/fixtures/ruff/expression/lambda.py b/crates/ruff_python_formatter/resources/test/fixtures/ruff/expression/lambda.py
index 660d5644e9..1b1c1ee3c2 100644
--- a/crates/ruff_python_formatter/resources/test/fixtures/ruff/expression/lambda.py
+++ b/crates/ruff_python_formatter/resources/test/fixtures/ruff/expression/lambda.py
@@ -249,3 +249,25 @@ def a():
     x:
     x
 )
+
+(
+    lambda
+    # comment
+    *x,
+    **y: x
+)
+
+(
+    lambda
+    * # comment 2
+    x,
+    **y:
+    x
+)
+
+(
+    lambda
+    ** # comment 1
+    x:
+    x
+)
diff --git a/crates/ruff_python_formatter/tests/snapshots/format@expression__lambda.py.snap b/crates/ruff_python_formatter/tests/snapshots/format@expression__lambda.py.snap
index 3009dfaefc..c489d18933 100644
--- a/crates/ruff_python_formatter/tests/snapshots/format@expression__lambda.py.snap
+++ b/crates/ruff_python_formatter/tests/snapshots/format@expression__lambda.py.snap
@@ -255,6 +255,28 @@ def a():
     x:
     x
 )
+
+(
+    lambda
+    # comment
+    *x,
+    **y: x
+)
+
+(
+    lambda
+    * # comment 2
+    x,
+    **y:
+    x
+)
+
+(
+    lambda
+    ** # comment 1
+    x:
+    x
+)
 ```
 
 ## Output
@@ -513,4 +535,24 @@ def a():
     # comment 2
     *x: x
 )
+
+(
+    lambda
+    # comment
+    *x,
+    **y: x
+)
+
+(
+    lambda
+    # comment 2
+    *x,
+    **y: x
+)
+
+(
+    lambda
+    # comment 1
+    **x: x
+)
 ```