diff --git a/requirements.txt b/requirements.txt
index b2efe37..d13a63a 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -76,7 +76,7 @@ h5py==2.10.0
 HeapDict==1.0.1
 holoviews==1.13.2
 html5lib==1.0.1
-httplib2==0.17.0
+httplib2==0.18.0
 hvplot==0.5.2
 hypothesis==4.54.2
 idna==2.8