diff --git a/test/test_rk_adaptive.f90 b/test/test_rk_adaptive.f90
index 1744ead8e8ef257a7b27802d399b486dc9540b8d..e8447e331cba8795fcc9fbfd12df814c962c414d 100644
--- a/test/test_rk_adaptive.f90
+++ b/test/test_rk_adaptive.f90
@@ -48,7 +48,7 @@ program test_rkmethod
 
     if (step_sizes(istep)<0.01d0) then
       num_small_steps = num_small_steps + 1
-    elseif (step_sizes(istep)>0.05d0) then
+    elseif (step_sizes(istep)>0.03d0) then
       num_big_steps = num_big_steps + 1
     endif
 
@@ -64,8 +64,8 @@ program test_rkmethod
     write(*,*), "Test passes: big_step_frac = ", big_step_frac
     write(*,*), "Test passes: small_step_frac = ", small_step_frac
   else
-    write(*,*), "Test fails: big_step_frac = ", big_step_frac
-    write(*,*), "Test fails: small_step_frac = ", small_step_frac
+    write(stderr,*), "Test fails: big_step_frac = ", big_step_frac
+    write(stderr,*), "Test fails: small_step_frac = ", small_step_frac
   endif
 
 end program