diff --git a/.idea/libraries/htmlunit.xml b/.idea/libraries/htmlunit.xml
index 9ea010975ae39..3a29776b4ad34 100644
--- a/.idea/libraries/htmlunit.xml
+++ b/.idea/libraries/htmlunit.xml
@@ -1,17 +1,17 @@
 <component name="libraryTable">
   <library name="htmlunit">
     <CLASSES>
-      <root url="jar://$PROJECT_DIR$/third_party/java/htmlunit/htmlunit-2.28.jar!/" />
+      <root url="jar://$PROJECT_DIR$/third_party/java/htmlunit/htmlunit-2.29.jar!/" />
       <root url="jar://$PROJECT_DIR$/third_party/java/htmlunit/htmlunit-core-js-2.28.jar!/" />
       <root url="jar://$PROJECT_DIR$/third_party/java/htmlunit/neko-htmlunit-2.28.jar!/" />
-      <root url="jar://$PROJECT_DIR$/third_party/java/selenium/htmlunit-driver-2.28.5.jar!/" />
+      <root url="jar://$PROJECT_DIR$/third_party/java/selenium/htmlunit-driver-2.29.0.jar!/" />
     </CLASSES>
     <JAVADOC />
     <SOURCES>
-      <root url="jar://$PROJECT_DIR$/third_party/java/htmlunit/htmlunit-2.28-sources.jar!/" />
+      <root url="jar://$PROJECT_DIR$/third_party/java/htmlunit/htmlunit-2.29-sources.jar!/" />
       <root url="jar://$PROJECT_DIR$/third_party/java/htmlunit/htmlunit-core-js-2.28-sources.jar!/" />
       <root url="jar://$PROJECT_DIR$/third_party/java/htmlunit/neko-htmlunit-2.28-sources.jar!/" />
-      <root url="jar://$PROJECT_DIR$/third_party/java/selenium/htmlunit-driver-2.28.5-sources.jar!/" />
+      <root url="jar://$PROJECT_DIR$/third_party/java/selenium/htmlunit-driver-2.29.0-sources.jar!/" />
     </SOURCES>
   </library>
 </component>
\ No newline at end of file
diff --git a/java/client/.classpath b/java/client/.classpath
index b6a89a7affeb2..81afa7e5958b2 100644
--- a/java/client/.classpath
+++ b/java/client/.classpath
@@ -7,10 +7,10 @@
 	<classpathentry kind="lib" path="/third-party/java/hamcrest/hamcrest-core-1.3.jar"/>
 	<classpathentry kind="lib" path="/third-party/java/hamcrest/hamcrest-library-1.3.jar"/>
 	<classpathentry kind="lib" path="/third-party/java/guava/guava-23.6-jre.jar" sourcepath="/third-party/java/guava/guava-23.6-jre-sources.jar"/>
-	<classpathentry kind="lib" path="/third-party/java/htmlunit/htmlunit-2.28.jar" sourcepath="/third-party/java/htmlunit/htmlunit-2.28-sources.jar"/>
+	<classpathentry kind="lib" path="/third-party/java/htmlunit/htmlunit-2.29.jar" sourcepath="/third-party/java/htmlunit/htmlunit-2.29-sources.jar"/>
 	<classpathentry kind="lib" path="/third-party/java/htmlunit/neko-htmlunit-2.28.jar" sourcepath="/third-party/java/htmlunit/neko-htmlunit-2.28-sources.jar"/>
 	<classpathentry kind="lib" path="/third-party/java/htmlunit/htmlunit-core-js-2.28.jar" sourcepath="/third-party/java/htmlunit/htmlunit-core-js-2.28-sources.jar"/>
-	<classpathentry kind="lib" path="/third-party/java/selenium/htmlunit-driver-2.28.5.jar" sourcepath="/third-party/java/selenium/htmlunit-driver-2.28.5-sources.jar"/>
+	<classpathentry kind="lib" path="/third-party/java/selenium/htmlunit-driver-2.29.0.jar" sourcepath="/third-party/java/selenium/htmlunit-driver-2.29.0-sources.jar"/>
 	<classpathentry kind="lib" path="/third-party/java/commons/commons-exec-1.3.jar" sourcepath="/third-party/java/commons/commons-exec-1.3-sources.jar"/>
 	<classpathentry kind="lib" path="/third-party/java/jetty/jetty-repacked.jar"/>
 	<classpathentry kind="lib" path="/third-party/java/jetty/jetty-util-9.4.8.v20171121.jar" sourcepath="/third-party/java/jetty/jetty-util-9.4.8.v20171121-sources.jar"/>
diff --git a/third_party/java/htmlunit/BUCK b/third_party/java/htmlunit/BUCK
index 49fa8293fc98c..fce1bb48d602e 100644
--- a/third_party/java/htmlunit/BUCK
+++ b/third_party/java/htmlunit/BUCK
@@ -1,8 +1,8 @@
 prebuilt_jar(
   name = 'htmlunit',
-  maven_coords = 'net.sourceforge.htmlunit:htmlunit:jar:2.28',
-  binary_jar = 'htmlunit-2.28.jar',
-  source_jar = 'htmlunit-2.28-sources.jar',
+  maven_coords = 'net.sourceforge.htmlunit:htmlunit:jar:2.29',
+  binary_jar = 'htmlunit-2.29.jar',
+  source_jar = 'htmlunit-2.29-sources.jar',
   deps = [
     ':htmlunit-core-js',
     ':neko-htmlunit',
diff --git a/third_party/java/htmlunit/htmlunit-2.28-sources.jar b/third_party/java/htmlunit/htmlunit-2.29-sources.jar
similarity index 78%
rename from third_party/java/htmlunit/htmlunit-2.28-sources.jar
rename to third_party/java/htmlunit/htmlunit-2.29-sources.jar
index 50bec9ecea45a..eec2b7d521686 100644
Binary files a/third_party/java/htmlunit/htmlunit-2.28-sources.jar and b/third_party/java/htmlunit/htmlunit-2.29-sources.jar differ
diff --git a/third_party/java/htmlunit/htmlunit-2.28.jar b/third_party/java/htmlunit/htmlunit-2.29.jar
similarity index 68%
rename from third_party/java/htmlunit/htmlunit-2.28.jar
rename to third_party/java/htmlunit/htmlunit-2.29.jar
index 21a05b69cb085..b06d461d4ccdd 100644
Binary files a/third_party/java/htmlunit/htmlunit-2.28.jar and b/third_party/java/htmlunit/htmlunit-2.29.jar differ
diff --git a/third_party/java/selenium/BUCK b/third_party/java/selenium/BUCK
index 0da6bc11487da..6e6bbbb9e7713 100644
--- a/third_party/java/selenium/BUCK
+++ b/third_party/java/selenium/BUCK
@@ -1,8 +1,8 @@
 prebuilt_jar(
   name = 'htmlunit-driver',
-  maven_coords = 'org.seleniumhq.selenium:htmlunit-driver:jar:2.28.5',
-  binary_jar = 'htmlunit-driver-2.28.5.jar',
-  source_jar = 'htmlunit-driver-2.28.5-sources.jar',
+  maven_coords = 'org.seleniumhq.selenium:htmlunit-driver:jar:2.29.0',
+  binary_jar = 'htmlunit-driver-2.29.0.jar',
+  source_jar = 'htmlunit-driver-2.29.0-sources.jar',
   deps = [
     '//java/client/src/org/openqa/selenium/remote:remote',
     '//java/client/src/org/openqa/selenium/support:support',
diff --git a/third_party/java/selenium/htmlunit-driver-2.28.5-sources.jar b/third_party/java/selenium/htmlunit-driver-2.29.0-sources.jar
similarity index 91%
rename from third_party/java/selenium/htmlunit-driver-2.28.5-sources.jar
rename to third_party/java/selenium/htmlunit-driver-2.29.0-sources.jar
index 2d8b7438659c4..6d74eb64b525d 100644
Binary files a/third_party/java/selenium/htmlunit-driver-2.28.5-sources.jar and b/third_party/java/selenium/htmlunit-driver-2.29.0-sources.jar differ
diff --git a/third_party/java/selenium/htmlunit-driver-2.28.5.jar b/third_party/java/selenium/htmlunit-driver-2.29.0.jar
similarity index 91%
rename from third_party/java/selenium/htmlunit-driver-2.28.5.jar
rename to third_party/java/selenium/htmlunit-driver-2.29.0.jar
index 9ddb4c511db42..0e2692b6287d8 100644
Binary files a/third_party/java/selenium/htmlunit-driver-2.28.5.jar and b/third_party/java/selenium/htmlunit-driver-2.29.0.jar differ