diff --git a/frangiPANe/snakefiles/plot_mapping.smk b/frangiPANe/snakefiles/plot_mapping.smk
index 17b8f36c7cdfa5880abe1aa060774b4379e0816c..9876bd24522dc20a43a50cc3eaf560d15cacb54a 100644
--- a/frangiPANe/snakefiles/plot_mapping.smk
+++ b/frangiPANe/snakefiles/plot_mapping.smk
@@ -18,6 +18,9 @@ rule plot_mapping:
 --------------------
 """
     run:
+        import pandas as pd
+        import seaborn as sns
+
         df_bam_stat = pd.read_csv(input.csv,index_col=False,sep=",")
         df_bam_stat.sort_values(by=['sample'],inplace=True)