diff --git a/pyproject.toml b/pyproject.toml
index 485932e..a94fb60 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -17,7 +17,6 @@ keywords = [
 
 [tool.poetry.dependencies]
 python = "^3.6.2"
-beautifulsoup4 = '>= 4.9.3'
 lxml = '>= 4.6.2'
 jinja2 = ">= 2.11.2"
 toml = ">= 0.10.2"
diff --git a/reqif/commands/anonymize/anonymize.py b/reqif/commands/anonymize/anonymize.py
index 4d4545c..c74f8ad 100644
--- a/reqif/commands/anonymize/anonymize.py
+++ b/reqif/commands/anonymize/anonymize.py
@@ -78,6 +78,4 @@ def _anonymize_attribute(attribute):
         if attribute.attribute_type == SpecObjectAttributeType.STRING:
             attribute.value = ANONYMIZED
         elif attribute.attribute_type == SpecObjectAttributeType.XHTML:
-            attribute.value = (
-                f"<xhtml:div>{ANONYMIZED}</xhtml:div>"
-            )
+            attribute.value = f"<xhtml:div>{ANONYMIZED}</xhtml:div>"