diff --git a/src/main/java/org/orekit/rugged/linesensor/SensorPixelCrossing.java b/src/main/java/org/orekit/rugged/linesensor/SensorPixelCrossing.java
index 868d324bbe32c05fc034bf7dc2142c144f940685..35c80ac591e4614369d0bae1eeba9709bb58c775 100644
--- a/src/main/java/org/orekit/rugged/linesensor/SensorPixelCrossing.java
+++ b/src/main/java/org/orekit/rugged/linesensor/SensorPixelCrossing.java
@@ -20,7 +20,6 @@ import org.hipparchus.analysis.UnivariateFunction;
 import org.hipparchus.analysis.solvers.BracketingNthOrderBrentSolver;
 import org.hipparchus.analysis.solvers.UnivariateSolver;
 import org.hipparchus.exception.MathIllegalArgumentException;
-import org.hipparchus.exception.MathIllegalArgumentException;
 import org.hipparchus.geometry.euclidean.threed.Vector3D;
 import org.hipparchus.util.FastMath;
 import org.orekit.rugged.errors.RuggedException;