diff --git a/requirements.txt b/requirements.txt
index 4bf2ab2..99047a8 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
 python-dateutil~=2.8.0
 requests~=2.23.0
-python-slugify~=3.0.2
+python-slugify~=4.0.0
 testtools==2.4.0
diff --git a/setup.py b/setup.py
index 6401cf3..0eef52e 100644
--- a/setup.py
+++ b/setup.py
@@ -14,7 +14,7 @@ THIS_DIR = abspath(dirname(__file__))
 REQUIRES = [
     "python-dateutil~=2.8.0",
     "requests~=2.23.0",
-    "python-slugify~=3.0.2",
+    "python-slugify~=4.0.0",
 ]
 
 PACKAGES = find_packages(exclude=['tests*', 'docs'])