diff --git a/moa/pom.xml b/moa/pom.xml
index 6e65a3e4e..cf4733e99 100644
--- a/moa/pom.xml
+++ b/moa/pom.xml
@@ -141,9 +141,9 @@
    </dependency>
 
    <dependency>
-    <groupId>ca.umontreal.iro</groupId>
+    <groupId>ca.umontreal.iro.simul</groupId>
     <artifactId>ssj</artifactId>
-    <version>2.5</version>
+    <version>3.3.2</version>
   </dependency>
 
     <!-- https://mvnrepository.com/artifact/com.github.yannrichet/JMathPlot -->
diff --git a/moa/src/main/java/moa/clusterers/meta/TruncatedNormal.java b/moa/src/main/java/moa/clusterers/meta/TruncatedNormal.java
index dca7a4bf5..2acd686fc 100644
--- a/moa/src/main/java/moa/clusterers/meta/TruncatedNormal.java
+++ b/moa/src/main/java/moa/clusterers/meta/TruncatedNormal.java
@@ -2,7 +2,7 @@
 
 import java.util.Random;
 
-import umontreal.iro.lecuyer.probdist.NormalDist;
+import umontreal.ssj.probdist.NormalDist;
 
 public class TruncatedNormal {