diff --git a/ferriswheel-parent/pom.xml b/ferriswheel-parent/pom.xml
index d3f869d..a0b7b9e 100644
--- a/ferriswheel-parent/pom.xml
+++ b/ferriswheel-parent/pom.xml
@@ -55,7 +55,7 @@
         <commons-lang.version>2.6</commons-lang.version>
         <commons-lang3.version>3.1</commons-lang3.version>
         <commons-io.version>2.3</commons-io.version>
-        <commons-collections.version>3.2.1</commons-collections.version>
+        <commons-collections.version>3.2.2</commons-collections.version>
         <commons-beanutils.version>1.8.3</commons-beanutils.version>
         <commons-codec.version>1.6</commons-codec.version>
         <guava.version>17.0</guava.version>