diff --git a/src/main/org/openscience/cdk/qsar/descriptors/molecular/ChiIndexUtils.java b/src/main/org/openscience/cdk/qsar/descriptors/molecular/ChiIndexUtils.java
index 94f8e43136e..5aad903c8b1 100644
--- a/src/main/org/openscience/cdk/qsar/descriptors/molecular/ChiIndexUtils.java
+++ b/src/main/org/openscience/cdk/qsar/descriptors/molecular/ChiIndexUtils.java
@@ -27,7 +27,7 @@
  * @cdk.module qsarmolecular
  * @cdk.githash
  */
-class ChiIndexUtils {
+public class ChiIndexUtils {
 
     /**
      * Gets the fragments from a target <code>AtomContainer</code> matching a set of query fragments.