diff --git a/pom.xml b/pom.xml
index aca362db188..89718426dce 100644
--- a/pom.xml
+++ b/pom.xml
@@ -128,7 +128,7 @@
     <findbugs.onlyAnalyze>org.apache.ibatis.*</findbugs.onlyAnalyze>
     <clirr.comparisonVersion>3.1.1</clirr.comparisonVersion>
     <osgi.export>org.apache.ibatis.*;version=${project.version};-noimport:=true</osgi.export>
-    <osgi.import>!ognl,net.sf.cglib.*;resolution:=optional,javassist.*;resolution:=optional,org.apache.commons.logging.*;resolution:=optional,org.apache.log4j.*;resolution:=optional,org.slf4j.*;resolution:=optional,org.apache.logging.log4j.*;resolution:=optional,*</osgi.import>
+    <osgi.import>org.apache.commons.lang3.builder;version="3.2.1",!ognl,net.sf.cglib.*;resolution:=optional,javassist.*;resolution:=optional,org.apache.commons.logging.*;resolution:=optional,org.apache.log4j.*;resolution:=optional,org.slf4j.*;resolution:=optional,org.apache.logging.log4j.*;resolution:=optional,*</osgi.import>
     <osgi.dynamicImport>*</osgi.dynamicImport>
     <javac.src.version>1.6</javac.src.version>
     <javac.target.version>1.6</javac.target.version>
@@ -172,6 +172,11 @@
       <version>1.1.1</version>
       <optional>true</optional>
     </dependency>
+    <dependency>
+      <groupId>org.apache.commons</groupId>
+      <artifactId>commons-lang3</artifactId>
+      <version>3.2.1</version>
+    </dependency>
     <dependency>
       <groupId>org.javassist</groupId>
       <artifactId>javassist</artifactId>
diff --git a/src/main/java/org/apache/ibatis/cache/CacheKey.java b/src/main/java/org/apache/ibatis/cache/CacheKey.java
index 0b0e80e9131..ff0b334b446 100644
--- a/src/main/java/org/apache/ibatis/cache/CacheKey.java
+++ b/src/main/java/org/apache/ibatis/cache/CacheKey.java
@@ -15,6 +15,9 @@
  */
 package org.apache.ibatis.cache;
 
+import org.apache.commons.lang3.builder.EqualsBuilder;
+import org.apache.commons.lang3.builder.HashCodeBuilder;
+
 import java.io.Serializable;
 import java.util.ArrayList;
 import java.util.List;
@@ -51,7 +54,7 @@ public int getUpdateCount() {
   }
 
   public void update(Object object) {
-    int baseHashCode = object == null ? 1 : object.hashCode();
+    int baseHashCode = new HashCodeBuilder().append(object).toHashCode();
 
     count++;
     checksum += baseHashCode;
@@ -81,10 +84,12 @@ public boolean equals(Object object) {
     for (int i = 0; i < updateList.size(); i++) {
       Object thisObject = updateList.get(i);
       Object thatObject = cacheKey.updateList.get(i);
-      if (thisObject == null) {
-        if (thatObject != null) return false;
-      } else {
-        if (!thisObject.equals(thatObject)) return false;
+
+      EqualsBuilder equalsBuilder = new EqualsBuilder();
+      equalsBuilder.append(thisObject, thatObject);
+
+      if (!equalsBuilder.isEquals()) {
+        return false;
       }
     }
     return true;
diff --git a/src/test/java/org/apache/ibatis/cache/CacheKeyTest.java b/src/test/java/org/apache/ibatis/cache/CacheKeyTest.java
index 8afde1df0d8..b0a0344ec7b 100644
--- a/src/test/java/org/apache/ibatis/cache/CacheKeyTest.java
+++ b/src/test/java/org/apache/ibatis/cache/CacheKeyTest.java
@@ -71,4 +71,12 @@ public void shouldDemonstrateEmptyAndNullKeysAreEqual() {
     assertEquals(key2, key1);
   }
 
+  @Test
+  public void shouldTestCacheKeysWithBinaryArrays() throws Exception {
+    byte[] array1 = new byte[]{1};
+    byte[] array2 = new byte[]{1};
+    CacheKey key1 = new CacheKey(new Object[]{array1});
+    CacheKey key2 = new CacheKey(new Object[]{array2});
+    assertTrue(key1.equals(key2));
+  }
 }