diff --git a/requirements.txt b/requirements.txt
index f9f5cd88..66fe7e3d 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1 +1,2 @@
 requests>=2.11.0
+urllib3>=1.16, !=1.24.1, !=1.24.2
diff --git a/setup.py b/setup.py
index 8299811d..d83cdc07 100644
--- a/setup.py
+++ b/setup.py
@@ -103,6 +103,7 @@ setup(
     python_requires=">=3.4",
     install_requires=[
         "requests>=2.11.0",
+        "urllib3>=1.16, !=1.24.1, !=1.24.2",
     ],
     packages=[
         "gallery_dl",