diff --git a/src/main/java/org/alfresco/repo/content/caching/CachingContentStore.java b/src/main/java/org/alfresco/repo/content/caching/CachingContentStore.java
index b3d344f008..e29dae1621 100644
--- a/src/main/java/org/alfresco/repo/content/caching/CachingContentStore.java
+++ b/src/main/java/org/alfresco/repo/content/caching/CachingContentStore.java
@@ -206,7 +206,7 @@ public class CachingContentStore implements ContentStore, ApplicationEventPublis
                     return backingStoreReader;
                 }
                 
-                ContentReader reader = attemptCacheAndRead(url);
+                ContentReader reader = attemptCacheAndRead(url, backingStoreReader);
                 
                 if (reader != null)
                 {
@@ -254,14 +254,14 @@ public class CachingContentStore implements ContentStore, ApplicationEventPublis
      * @param url URL to cache.
      * @return A reader onto the cached content file or null if unable to provide one.
      */
-    private ContentReader attemptCacheAndRead(String url)
+    private ContentReader attemptCacheAndRead(String url, ContentReader backingStoreReader)
     {
         ContentReader reader = null;
         try
         {
             if (!cache.contains(url))
             {
-                if (cache.put(url, backingStore.getReader(url)))
+                if (cache.put(url, backingStoreReader))
                 {
                     reader = cache.getReader(url);
                 }
diff --git a/src/test/java/org/alfresco/repo/content/caching/CachingContentStoreTest.java b/src/test/java/org/alfresco/repo/content/caching/CachingContentStoreTest.java
index eac0d1b9ea..1fdc68e235 100644
--- a/src/test/java/org/alfresco/repo/content/caching/CachingContentStoreTest.java
+++ b/src/test/java/org/alfresco/repo/content/caching/CachingContentStoreTest.java
@@ -38,6 +38,7 @@ import static org.mockito.Mockito.atLeastOnce;
 import static org.mockito.Mockito.doThrow;
 import static org.mockito.Mockito.mock;
 import static org.mockito.Mockito.never;
+import static org.mockito.Mockito.only;
 import static org.mockito.Mockito.verify;
 import static org.mockito.Mockito.when;
 
@@ -121,6 +122,8 @@ public class CachingContentStoreTest
         
         assertSame(returnedReader, cachedContent);
         verify(quota).afterWritingCacheFile(1274L);
+        // Check backing store reader is only acquired once
+        verify(backingStore, only()).getReader("url");
     }