diff --git a/chapter06/tacocloud-ui/pom.xml b/chapter06/tacocloud-ui/pom.xml
index 5d9590d4..6db73ece 100644
--- a/chapter06/tacocloud-ui/pom.xml
+++ b/chapter06/tacocloud-ui/pom.xml
@@ -19,7 +19,7 @@
   <properties>
     <node.version>v6.9.1</node.version>
     <yarn.version>v0.24.6</yarn.version>
-    <frontend-maven-plugin.version>1.4</frontend-maven-plugin.version>
+    <frontend-maven-plugin.version>1.9.1</frontend-maven-plugin.version>
     <environment>dev</environment>
   </properties>
 
diff --git a/chapter07/tacocloud-ui/pom.xml b/chapter07/tacocloud-ui/pom.xml
index 8e017e06..0d3cff71 100644
--- a/chapter07/tacocloud-ui/pom.xml
+++ b/chapter07/tacocloud-ui/pom.xml
@@ -17,7 +17,7 @@
     <properties>
         <node.version>v6.9.1</node.version>
         <yarn.version>v0.24.6</yarn.version>
-        <frontend-maven-plugin.version>1.4</frontend-maven-plugin.version>
+        <frontend-maven-plugin.version>1.9.1</frontend-maven-plugin.version>
         <environment>dev</environment>
     </properties>
 
diff --git a/chapter08/tacocloud-ui/pom.xml b/chapter08/tacocloud-ui/pom.xml
index 04cfc679..1295707e 100644
--- a/chapter08/tacocloud-ui/pom.xml
+++ b/chapter08/tacocloud-ui/pom.xml
@@ -16,7 +16,7 @@
   <properties>
     <node.version>v6.9.1</node.version>
     <yarn.version>v0.24.6</yarn.version>
-    <frontend-maven-plugin.version>1.4</frontend-maven-plugin.version>
+    <frontend-maven-plugin.version>1.9.1</frontend-maven-plugin.version>
     <environment>dev</environment>
   </properties>
 
diff --git a/chapter09/tacocloud-ui/pom.xml b/chapter09/tacocloud-ui/pom.xml
index ae5664e6..9b399ff0 100644
--- a/chapter09/tacocloud-ui/pom.xml
+++ b/chapter09/tacocloud-ui/pom.xml
@@ -16,7 +16,7 @@
     <properties>
         <node.version>v6.9.1</node.version>
         <yarn.version>v0.24.6</yarn.version>
-        <frontend-maven-plugin.version>1.4</frontend-maven-plugin.version>
+        <frontend-maven-plugin.version>1.9.1</frontend-maven-plugin.version>
         <environment>dev</environment>
     </properties>
 
diff --git a/chapter11-12-cassandra/tacocloud-ui/pom.xml b/chapter11-12-cassandra/tacocloud-ui/pom.xml
index a5bf2a05..05f47d21 100644
--- a/chapter11-12-cassandra/tacocloud-ui/pom.xml
+++ b/chapter11-12-cassandra/tacocloud-ui/pom.xml
@@ -17,7 +17,7 @@
     <properties>
         <node.version>v6.9.1</node.version>
         <yarn.version>v0.24.6</yarn.version>
-        <frontend-maven-plugin.version>1.4</frontend-maven-plugin.version>
+        <frontend-maven-plugin.version>1.9.1</frontend-maven-plugin.version>
         <environment>dev</environment>
     </properties>
 
diff --git a/chapter11-12-mongodb/tacocloud-ui/pom.xml b/chapter11-12-mongodb/tacocloud-ui/pom.xml
index 7ed81668..1c25226c 100644
--- a/chapter11-12-mongodb/tacocloud-ui/pom.xml
+++ b/chapter11-12-mongodb/tacocloud-ui/pom.xml
@@ -17,7 +17,7 @@
     <properties>
         <node.version>v6.9.1</node.version>
         <yarn.version>v0.24.6</yarn.version>
-        <frontend-maven-plugin.version>1.4</frontend-maven-plugin.version>
+        <frontend-maven-plugin.version>1.9.1</frontend-maven-plugin.version>
         <environment>dev</environment>
     </properties>