diff --git a/CHANGES.txt b/CHANGES.txt
index 21c07374889..1ce19da5d2e 100644
--- a/CHANGES.txt
+++ b/CHANGES.txt
@@ -144,6 +144,8 @@ Release 0.91.0 - Unreleased
    HBASE-4012  Further optimize byte comparison methods (Ted Yu)
    HBASE-4037  Add timeout annotations to preempt surefire killing
                all tests - TestFullLogReconstruction
+   HBASE-4051  [Coprocessors] Table coprocessor loaded twice when region is
+               initialized
 
   IMPROVEMENTS
    HBASE-3290  Max Compaction Size (Nicolas Spiegelberg via Stack)  
diff --git a/src/main/java/org/apache/hadoop/hbase/regionserver/RegionCoprocessorHost.java b/src/main/java/org/apache/hadoop/hbase/regionserver/RegionCoprocessorHost.java
index a98117f09b9..9c4916fa494 100644
--- a/src/main/java/org/apache/hadoop/hbase/regionserver/RegionCoprocessorHost.java
+++ b/src/main/java/org/apache/hadoop/hbase/regionserver/RegionCoprocessorHost.java
@@ -172,7 +172,6 @@ public class RegionCoprocessorHost
    * Invoked before a region open
    */
   public void preOpen() {
-    loadTableCoprocessors();
     ObserverContext<RegionCoprocessorEnvironment> ctx = null;
     for (RegionEnvironment env: coprocessors) {
       if (env.getInstance() instanceof RegionObserver) {