diff --git a/requirements.txt b/requirements.txt
index 2823267..8af272d 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -38,7 +38,7 @@ py==1.10.0; python_version >= "3.5" and python_full_version < "3.0.0" or python_
 pycodestyle==2.7.0; python_version >= "3.6" and python_full_version < "3.0.0" or python_full_version >= "3.5.0" and python_version >= "3.6"
 pycparser==2.20; python_version >= "3.6" and python_full_version < "3.0.0" and os_name == "nt" and implementation_name != "pypy" or os_name == "nt" and implementation_name != "pypy" and python_version >= "3.6" and python_full_version >= "3.4.0"
 pyflakes==2.3.1; python_version >= "3.6" and python_full_version < "3.0.0" or python_full_version >= "3.5.0" and python_version >= "3.6"
-pygments==2.9.0; python_version >= "3.5"
+pygments==2.15.0; python_version >= "3.5"
 pymdown-extensions==8.2; python_version >= "3.6"
 pyparsing==2.4.7; python_version >= "3.5" and python_full_version < "3.0.0" or python_full_version >= "3.4.0" and python_version >= "3.5"
 pytest-dotenv==0.5.2