diff --git a/cosserat-continuum-wong-pellegrino-wrinkling.parset b/cosserat-continuum-wong-pellegrino-wrinkling.parset
index c3a92abb775b62469e80b84172cfe1227546b72b..7cb47bf9245a5f5843608a48c3b272c8fcf83a8b 100644
--- a/cosserat-continuum-wong-pellegrino-wrinkling.parset
+++ b/cosserat-continuum-wong-pellegrino-wrinkling.parset
@@ -24,7 +24,7 @@ tolerance = 1e-8
 maxTrustRegionSteps = 200
 
 # Initial trust-region radius
-initialTrustRegionRadius = 0.1
+initialTrustRegionRadius = 0.001
 
 # Number of multigrid iterations per trust-region step
 numIt = 200