diff --git a/src/main/java/org/orekit/rugged/los/LOSTransform.java b/src/main/java/org/orekit/rugged/los/LOSTransform.java
index 403a8d65977d9c0bd2c78317786cb9fa5091b0b7..6e9ab60ba356237ed97c674ca19de5b9adaeb316 100644
--- a/src/main/java/org/orekit/rugged/los/LOSTransform.java
+++ b/src/main/java/org/orekit/rugged/los/LOSTransform.java
@@ -26,7 +26,7 @@ import org.orekit.time.AbsoluteDate;
  * @author Luc Maisonobe
  * @see LOSBuilder
  */
-interface LOSTransform extends ParametricModel {
+public interface LOSTransform extends ParametricModel {
 
     /** Transform a line-of-sight.
      * @param i los pixel index
diff --git a/src/main/java/org/orekit/rugged/los/TimeIndependentLOSTransform.java b/src/main/java/org/orekit/rugged/los/TimeIndependentLOSTransform.java
index 0b3923d93e3b138869ac19ced6ef3eeb91ffe75d..93f399fd7904685ec8676a244f5e529e1b4c8fb5 100644
--- a/src/main/java/org/orekit/rugged/los/TimeIndependentLOSTransform.java
+++ b/src/main/java/org/orekit/rugged/los/TimeIndependentLOSTransform.java
@@ -25,7 +25,7 @@ import org.orekit.rugged.utils.ParametricModel;
  * @author Luc Maisonobe
  * @see LOSBuilder
  */
-interface TimeIndependentLOSTransform extends ParametricModel {
+public interface TimeIndependentLOSTransform extends ParametricModel {
 
     /** Transform a line-of-sight.
      * @param i los pixel index