diff --git a/setup.cfg b/setup.cfg
index f0ba6ce..d3f536d 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -36,7 +36,7 @@ install_requires =
     pickleshare
     traitlets>=5
     prompt_toolkit>=2.0.0,<3.1.0,!=3.0.0,!=3.0.1
-    pygments
+    pygments>=2.4.0
     backcall
     stack_data
     matplotlib-inline
diff --git a/setup.py b/setup.py
index 0ca070e..e19d7dd 100644
--- a/setup.py
+++ b/setup.py
@@ -152,7 +152,7 @@ extras_require = dict(
         "pytest",
         "pytest-asyncio",
         "testpath",
-        "pygments",
+        "pygments>=2.4.0",
     ],
     test_extra=[
         "pytest",
@@ -162,7 +162,7 @@ extras_require = dict(
         "nbformat",
         "numpy>=1.19",
         "pandas",
-        "pygments",
+        "pygments>=2.4.0",
         "trio",
     ],
     terminal=[],