diff --git a/global-requirements.txt b/global-requirements.txt
index d0c4bdf24f..80ead1996b 100644
--- a/global-requirements.txt
+++ b/global-requirements.txt
@@ -111,7 +111,7 @@ pylev  # BSD
 pypowervm!=1.1.21,!=1.1.22  # Apache-2.0
 pyScss!=1.3.5  # MIT License
 django-pyscss  # BSD License (2 clause)
-kombu!=4.0.2,!=4.6.4  # BSD
+kombu!=4.0.2  # BSD
 ldap3  # LGPLv3
 deprecation  # Apache-2.0
 libvirt-python!=4.1.0,!=4.2.0  # LGPLv2+
diff --git a/upper-constraints.txt b/upper-constraints.txt
index 7eda33427f..43fbcb0b36 100644
--- a/upper-constraints.txt
+++ b/upper-constraints.txt
@@ -532,7 +532,7 @@ openstacksdk===0.34.0
 six===1.12.0
 dulwich===0.19.13
 sentinels===1.0.0
-kombu===4.6.3
+kombu===4.6.4
 distro===1.4.0
 betamax-matchers===0.4.0
 yaql===1.1.3