diff --git a/tools/bzl/js.bzl b/tools/bzl/js.bzl
index af51af800c..7acf382410 100644
--- a/tools/bzl/js.bzl
+++ b/tools/bzl/js.bzl
@@ -3,13 +3,13 @@ NPMJS = "NPMJS"
 GERRIT = "GERRIT:"
 
 NPM_VERSIONS = {
-    "bower": "1.7.9",
+    "bower": "1.8.0",
     "crisper": "2.0.2",
     "vulcanize": "1.14.8",
 }
 
 NPM_SHA1S = {
-    "bower": "b7296c2393e0d75edaa6ca39648132dd255812b0",
+    "bower": "55dbebef0ad9155382d9e9d3e497c1372345b44a",
     "crisper": "7183c58cea33632fb036c91cefd1b43e390d22a2",
     "vulcanize": "679107f251c19ab7539529b1e3fdd40829e6fc63",
 }