diff --git a/Src/Base/AMReX_RKIntegrator.H b/Src/Base/AMReX_RKIntegrator.H
index a4769dc915..4f9aebd446 100644
--- a/Src/Base/AMReX_RKIntegrator.H
+++ b/Src/Base/AMReX_RKIntegrator.H
@@ -252,7 +252,7 @@ public:
         {
             // Adjust step size to reach output time
             // protect against roundoff
-            if ((time_out-time_current) < dt || almostEqual(time_out-time_current,dt,10)) {
+            if ((time_out-time_current) < dt || almostEqual(time_out-time_current,dt,1000)) {
                 dt = time_out - time_current;
                 stop = true;
             }