diff --git a/plotting.py b/plotting.py
index 1dad79930a3a80d877cbcffdbd344b70b6143127..0d39cfb923aee9ca3860caa39ec6df5daaf88e16 100644
--- a/plotting.py
+++ b/plotting.py
@@ -347,7 +347,7 @@ def figure_weight_study(
 def figure_multihist(data, columns=None):
     fig, ax = plt.subplots()
     df = pd.DataFrame(np.reshape(data, (data.shape[0], -1)), columns=columns)
-        warnings.simplefilter("ignore"):  # temporary fix outdated pandas
+    with warnings.simplefilter("ignore"):  # temporary fix outdated pandas
         df.hist(figsize=(20, 20))
     fig.tight_layout()
     return fig