diff --git a/py-polars/src/expr/general.rs b/py-polars/src/expr/general.rs
index 595ac5e8bdfda..a9148acf211bd 100644
--- a/py-polars/src/expr/general.rs
+++ b/py-polars/src/expr/general.rs
@@ -343,7 +343,7 @@ impl PyExpr {
         let expr = self.inner.clone();
         let out = match fill_value {
             Some(v) => expr.shift_and_fill(n, v.inner),
-            None => expr.shift(n)
+            None => expr.shift(n),
         };
         out.into()
     }
diff --git a/py-polars/src/lazyframe.rs b/py-polars/src/lazyframe.rs
index 16f2595408621..dae8419ed4664 100644
--- a/py-polars/src/lazyframe.rs
+++ b/py-polars/src/lazyframe.rs
@@ -838,7 +838,7 @@ impl PyLazyFrame {
         let lf = self.ldf.clone();
         let out = match fill_value {
             Some(v) => lf.shift_and_fill(n, v.inner),
-            None => lf.shift(n)
+            None => lf.shift(n),
         };
         out.into()
     }