diff --git a/lower-constraints.txt b/lower-constraints.txt
index c918b5456..4fe56a87b 100644
--- a/lower-constraints.txt
+++ b/lower-constraints.txt
@@ -36,7 +36,7 @@ futurist==1.6.0
 google-auth==1.4.1
 greenlet==0.4.13
 hacking==0.12.0
-heat-translator==1.3.0
+heat-translator==1.3.1
 idna==2.6
 imagesize==1.0.0
 ipaddress==1.0.19
diff --git a/requirements.txt b/requirements.txt
index 5525b5941..395e2d221 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -39,7 +39,7 @@ openstackdocstheme>=1.18.1 # Apache-2.0
 python-neutronclient>=6.7.0 # Apache-2.0
 python-novaclient>=9.1.0 # Apache-2.0
 tosca-parser>=0.8.1 # Apache-2.0
-heat-translator>=1.3.0 # Apache-2.0
+heat-translator>=1.3.1 # Apache-2.0
 cryptography>=2.1 # BSD/Apache-2.0
 paramiko>=2.0.0 # LGPLv2.1+
 pyroute2>=0.4.21;sys_platform!='win32' # Apache-2.0 (+ dual licensed GPL2)