diff --git a/src/osgWrappers/serializers/osgParticle/Particle.cpp b/src/osgWrappers/serializers/osgParticle/Particle.cpp
index 42493997e..3f0187b44 100644
--- a/src/osgWrappers/serializers/osgParticle/Particle.cpp
+++ b/src/osgWrappers/serializers/osgParticle/Particle.cpp
@@ -36,7 +36,7 @@ bool readParticle( osgDB::InputStream& is, osgParticle::Particle& p )
     if ( hasInterpolator )
     {
         is >> is.BEGIN_BRACKET;
-        p.setAlphaInterpolator( is.readObjectOfType<osgParticle::Interpolator>() );
+        p.setSizeInterpolator( is.readObjectOfType<osgParticle::Interpolator>() );
         is >> is.END_BRACKET;
     }
     is >> is.PROPERTY("AlphaInterpolator") >> hasInterpolator;
@@ -50,7 +50,7 @@ bool readParticle( osgDB::InputStream& is, osgParticle::Particle& p )
     if ( hasInterpolator )
     {
         is >> is.BEGIN_BRACKET;
-        p.setAlphaInterpolator( is.readObjectOfType<osgParticle::Interpolator>() );
+        p.setColorInterpolator( is.readObjectOfType<osgParticle::Interpolator>() );
         is >> is.END_BRACKET;
     }