diff --git a/src/main/java/it/geosolutions/geoserver/rest/encoder/dimensions/GSCoverageDimensionEncoder.java b/src/main/java/it/geosolutions/geoserver/rest/encoder/dimensions/GSCoverageDimensionEncoder.java
index 4f69fee..9a2469f 100644
--- a/src/main/java/it/geosolutions/geoserver/rest/encoder/dimensions/GSCoverageDimensionEncoder.java
+++ b/src/main/java/it/geosolutions/geoserver/rest/encoder/dimensions/GSCoverageDimensionEncoder.java
@@ -37,7 +37,7 @@ import org.jdom.filter.Filter;
  * {@code
  * final GSCoverageDimensionEncoder gsCoverageDimensionEncoder = 
  *      new GSCoverageDimensionEncoder("GRAY_INDEX", "GridSampleDimension[-2.147483648E9,-2.147483648E9]", 
- *      String.valueOf(Integer.MIN_VALUE), String.valueOf(Integer.MAX_VALUE), "dobson units³", "REAL_32BITS");
+ *      String.valueOf(Integer.MIN_VALUE), String.valueOf(Integer.MAX_VALUE), "dobson units", "REAL_32BITS");
  *  coverageEncoder.addCoverageDimensionInfo(gsCoverageDimensionEncoder);
  * }
  * </pre>
@@ -390,4 +390,4 @@ public class GSCoverageDimensionEncoder extends XmlElement {
 
         return null;
     }
-}
\ No newline at end of file
+}