diff --git a/tools/dev_requirements.txt b/tools/dev_requirements.txt
index d4ba3789bb0..f23a86d561d 100644
--- a/tools/dev_requirements.txt
+++ b/tools/dev_requirements.txt
@@ -39,7 +39,7 @@ future==0.16.0
 futures==3.3.0
 filelock==3.0.12
 google-api-python-client==1.5.5
-httplib2==0.18.1
+httplib2==0.19.0
 imagesize==0.7.1
 importlib-metadata==0.23
 ipdb==0.12.3
diff --git a/tools/oldest_constraints.txt b/tools/oldest_constraints.txt
index f6528f396e5..90640c2cb6b 100644
--- a/tools/oldest_constraints.txt
+++ b/tools/oldest_constraints.txt
@@ -62,7 +62,7 @@ distro==1.0.1
 # Lexicon oldest constraint is overridden appropriately on relevant DNS provider plugins
 # using their local-oldest-requirements.txt
 dns-lexicon==2.2.1
-httplib2==0.9.2
+httplib2==0.19.0
 idna==2.6
 setuptools==39.0.1
 six==1.11.0