diff --git a/requirements.txt b/requirements.txt
index 392f83dd6..2a94d742d 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -7,4 +7,4 @@ queuelib
 six>=1.5.2
 PyDispatcher>=2.0.5
 service_identity
-parsel>=1.1
+parsel>=1.4
diff --git a/setup.py b/setup.py
index 06a36e2ba..c37919cda 100644
--- a/setup.py
+++ b/setup.py
@@ -71,7 +71,7 @@ setup(
         'pyOpenSSL',
         'cssselect>=0.9',
         'six>=1.5.2',
-        'parsel>=1.1',
+        'parsel>=1.4',
         'PyDispatcher>=2.0.5',
         'service_identity',
     ],