diff --git a/deptry/deprecate/ignore_flags.py b/deptry/deprecate/ignore_flags.py
index 707e8a67..98a5ed48 100644
--- a/deptry/deprecate/ignore_flags.py
+++ b/deptry/deprecate/ignore_flags.py
@@ -18,7 +18,7 @@ def generate_deprecation_warning(flag_name: str, issue_code: str, sequence: tupl
     sequence_as_list_string = "[" + ", ".join(f'"{x}"' for x in sequence) + "]"
     return (
         f"Warning: In an upcoming release, support for the `--{flag_name}` command-line option and the"
-        f" `{flag_name.replace('-','_')}` configuration parameter will be discontinued. Instead, use"
+        f" `{flag_name.replace('-', '_')}` configuration parameter will be discontinued. Instead, use"
         f" `--per-rule-ignores {issue_code}={'|'.join(sequence)}` or add a line `{issue_code} ="
         f" {sequence_as_list_string}` to the `[tool.deptry.per_rule_ignores]` section of the configuration file."
     )
diff --git a/deptry/deprecate/skip_flags.py b/deptry/deprecate/skip_flags.py
index 932df660..1c3d0bc3 100644
--- a/deptry/deprecate/skip_flags.py
+++ b/deptry/deprecate/skip_flags.py
@@ -13,7 +13,7 @@
 def generate_deprecation_warning(flag_name: str, issue_code: str) -> str:
     return (
         f"Warning: In an upcoming release, support for the `--{flag_name}` command-line option and the"
-        f" `{flag_name.replace('-','_')}` configuration parameter will be discontinued. Instead, use `--ignore"
+        f" `{flag_name.replace('-', '_')}` configuration parameter will be discontinued. Instead, use `--ignore"
         f" {issue_code}` or add a line `ignore = ['{issue_code}']` to the `[tool.deptry]` section of the configuration"
         " file."
     )