diff --git a/trick_source/trick_utils/SAIntegrator/examples/MassSpringDamper/README.md b/trick_source/trick_utils/SAIntegrator/examples/MassSpringDamper/README.md
index da535eca..8794bc29 100644
--- a/trick_source/trick_utils/SAIntegrator/examples/MassSpringDamper/README.md
+++ b/trick_source/trick_utils/SAIntegrator/examples/MassSpringDamper/README.md
@@ -1,6 +1,6 @@
 # MassSpringDamper
 
-This program uses the SemiImplicitEuler integrator to simulate a simple mass-spring-damper.
+This program uses the SA::EulerCromerIntegrator  to simulate a simple mass-spring-damper.
 
 Generate the results as follows:
 '''