1 files changed, 1 insertions, 1 deletions
diff --git a/test/de/lmu/ifi/dbs/elki/algorithm/AbstractSimpleAlgorithmTest.java b/test/de/lmu/ifi/dbs/elki/algorithm/AbstractSimpleAlgorithmTest.java
index 3f9171aa..b33a8432 100644
--- a/test/de/lmu/ifi/dbs/elki/algorithm/AbstractSimpleAlgorithmTest.java
+++ b/test/de/lmu/ifi/dbs/elki/algorithm/AbstractSimpleAlgorithmTest.java
@@ -179,7 +179,7 @@ public abstract class AbstractSimpleAlgorithmTest {
     Arrays.sort(expected);
     // Report
     // if(logger.isVerbose()) {
-    StringBuffer buf = new StringBuffer();
+    StringBuilder buf = new StringBuilder();
     buf.append("Cluster sizes: [");
     for(int i = 0; i < sizes.size(); i++) {
       if(i > 0) {