diff --git a/testApp/chemFoam.C b/testApp/chemFoam.C
index 8770c20..d0b9d47 100644
--- a/testApp/chemFoam.C
+++ b/testApp/chemFoam.C
@@ -47,7 +47,7 @@ Description
 
 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
-const scalar relTol = 2.5 / 100.;
+const scalar relTol = 10.0 / 100.;
 
 inline scalar relError (scalar x, scalar x0)
 {