diff --git a/Device/Beam/Beam.h b/Device/Beam/Beam.h
index f8769a29aa86c9472deb79de56029f4a7403b836..3bb5bf1e8e4365eddb4edcde674876750cb01413 100644
--- a/Device/Beam/Beam.h
+++ b/Device/Beam/Beam.h
@@ -51,15 +51,15 @@ public:
     //! Returns footprint factor.
     const IFootprintFactor* footprintFactor() const;
 
-    //! Check for limits, set the value within limits.
+    //! Check for limits, set the value if within limits.
     //! Throws if limits are violated.
     void setInclinationAngleGuarded(double d);
 
-    //! Check for limits, set the value within limits.
+    //! Check for limits, set the value if within limits.
     //! Throws if limits are violated.
     void setAzimuthalAngleGuarded(double d);
 
-    //! Check for limits, set the value within limits.
+    //! Check for limits, set the value if within limits.
     //! Throws if limits are violated.
     void setWavelengthGuarded(double d);