diff --git a/lucene/CHANGES.txt b/lucene/CHANGES.txt
index 91650bc2b3f..92304ac7930 100644
--- a/lucene/CHANGES.txt
+++ b/lucene/CHANGES.txt
@@ -121,6 +121,9 @@ Bug Fixes
   fails to reflect a delete from IndexWriter.tryDeleteDocument (Reg,
   Mike McCandless)
   
+* LUCENE-4994: Fix PatternKeywordMarkerFilter to have public constructor.
+  (Uwe Schindler)
+  
 Optimizations
 
 * LUCENE-4938: Don't use an unnecessarily large priority queue in IndexSearcher
diff --git a/lucene/analysis/common/src/java/org/apache/lucene/analysis/miscellaneous/PatternKeywordMarkerFilter.java b/lucene/analysis/common/src/java/org/apache/lucene/analysis/miscellaneous/PatternKeywordMarkerFilter.java
index 886f19f2d56..2e055bbdbb7 100644
--- a/lucene/analysis/common/src/java/org/apache/lucene/analysis/miscellaneous/PatternKeywordMarkerFilter.java
+++ b/lucene/analysis/common/src/java/org/apache/lucene/analysis/miscellaneous/PatternKeywordMarkerFilter.java
@@ -42,7 +42,7 @@ public final class PatternKeywordMarkerFilter extends KeywordMarkerFilter {
    * @param pattern
    *          the pattern to apply to the incoming term buffer
    **/
-  protected PatternKeywordMarkerFilter(TokenStream in, Pattern pattern) {
+  public PatternKeywordMarkerFilter(TokenStream in, Pattern pattern) {
     super(in);
     this.matcher = pattern.matcher("");
   }