diff --git a/lib/Cake/Test/Case/Cache/Engine/ApcEngineTest.php b/lib/Cake/Test/Case/Cache/Engine/ApcEngineTest.php
index 0985e0c21..171e9d551 100644
--- a/lib/Cake/Test/Case/Cache/Engine/ApcEngineTest.php
+++ b/lib/Cake/Test/Case/Cache/Engine/ApcEngineTest.php
@@ -275,7 +275,7 @@ class ApcEngineTest extends CakeTestCase {
 	}
 
 /**
- * Test that failed add write return false.
+ * Test add method.
  *
  * @return void
  */
diff --git a/lib/Cake/Test/Case/Cache/Engine/FileEngineTest.php b/lib/Cake/Test/Case/Cache/Engine/FileEngineTest.php
index 07cdac310..ced8b45bd 100644
--- a/lib/Cake/Test/Case/Cache/Engine/FileEngineTest.php
+++ b/lib/Cake/Test/Case/Cache/Engine/FileEngineTest.php
@@ -551,7 +551,7 @@ class FileEngineTest extends CakeTestCase {
 	}
 
 /**
- * Test that failed add write return false.
+ * Test add method.
  *
  * @return void
  */
diff --git a/lib/Cake/Test/Case/Cache/Engine/MemcachedEngineTest.php b/lib/Cake/Test/Case/Cache/Engine/MemcachedEngineTest.php
index 072bf66e3..10db6df84 100644
--- a/lib/Cake/Test/Case/Cache/Engine/MemcachedEngineTest.php
+++ b/lib/Cake/Test/Case/Cache/Engine/MemcachedEngineTest.php
@@ -799,7 +799,7 @@ class MemcachedEngineTest extends CakeTestCase {
 	}
 
 /**
- * Test that failed add write return false.
+ * Test add method.
  *
  * @return void
  */
diff --git a/lib/Cake/Test/Case/Cache/Engine/RedisEngineTest.php b/lib/Cake/Test/Case/Cache/Engine/RedisEngineTest.php
index 65000385e..bbc7228d4 100644
--- a/lib/Cake/Test/Case/Cache/Engine/RedisEngineTest.php
+++ b/lib/Cake/Test/Case/Cache/Engine/RedisEngineTest.php
@@ -382,7 +382,7 @@ class RedisEngineTest extends CakeTestCase {
 	}
 
 /**
- * Test that failed add write return false.
+ * Test add method.
  *
  * @return void
  */