diff --git a/src/main/java/hudson/matrix/Layouter.java b/src/main/java/hudson/matrix/Layouter.java
index 051b8f62..1883d13c 100644
--- a/src/main/java/hudson/matrix/Layouter.java
+++ b/src/main/java/hudson/matrix/Layouter.java
@@ -74,7 +74,7 @@ public Layouter(AxisList axisList) {
 
         List<Axis> nonTrivialAxes = new ArrayList<Axis>();
         for (Axis a : axisList) {
-            if(a.size()>1)
+            if(a.size()>=1)
                 nonTrivialAxes.add(a);
             else
                 trivial.add(a);