diff --git a/src/test/java/org/apache/commons/math3/genetics/FixedElapsedTimeTest.java b/src/test/java/org/apache/commons/math3/genetics/FixedElapsedTimeTest.java
index 82a11d456..775bebe78 100644
--- a/src/test/java/org/apache/commons/math3/genetics/FixedElapsedTimeTest.java
+++ b/src/test/java/org/apache/commons/math3/genetics/FixedElapsedTimeTest.java
@@ -59,7 +59,7 @@ public class FixedElapsedTimeTest {
 
         while (!tec.isSatisfied(pop)) {
             try {
-                Thread.sleep(500);
+                Thread.sleep(50);
             } catch (InterruptedException e) {
                 // ignore
             }