diff --git a/perun/proxy/utils/separate_oidc_logs.py b/perun/proxy/utils/separate_oidc_logs.py
index 2ef358a0d86252a3c64fca2a4cbe3a6bab65b0d7..33cb57efe1d36f8b2222309a9ec8f3ea21293dae 100644
--- a/perun/proxy/utils/separate_oidc_logs.py
+++ b/perun/proxy/utils/separate_oidc_logs.py
@@ -69,9 +69,10 @@ def main():
     final_log_file.close()
 
     # Zip old log file
-    with open(full_log_absolute_name, "rb") as f_in, gzip.open(
-        full_log_absolute_name + ".gz", "wb"
-    ) as f_out:
+    with (
+        open(full_log_absolute_name, "rb") as f_in,
+        gzip.open(full_log_absolute_name + ".gz", "wb") as f_out,
+    ):
         shutil.copyfileobj(f_in, f_out)
 
     # Remove unzip file
diff --git a/perun/proxy/utils/separate_ssp_logs.py b/perun/proxy/utils/separate_ssp_logs.py
index 9340e7e8548504646a29b7ee4cd0d2125065015b..6eb18b65472df3605e3b165a9412095da89a6e86 100755
--- a/perun/proxy/utils/separate_ssp_logs.py
+++ b/perun/proxy/utils/separate_ssp_logs.py
@@ -79,9 +79,10 @@ def main():
     final_log_file.close()
 
     # Zip old log file
-    with open(full_log_absolute_name, "rb") as f_in, gzip.open(
-        full_log_absolute_name + ".gz", "wb"
-    ) as f_out:
+    with (
+        open(full_log_absolute_name, "rb") as f_in,
+        gzip.open(full_log_absolute_name + ".gz", "wb") as f_out,
+    ):
         shutil.copyfileobj(f_in, f_out)
 
     # Remove unzip file