diff --git a/IBPSA/Fluid/FixedResistances/Validation/PlugFlowPipes/PlugFlowAIT.mo b/IBPSA/Fluid/FixedResistances/Validation/PlugFlowPipes/PlugFlowAIT.mo
index ca952f1097..32d0788648 100644
--- a/IBPSA/Fluid/FixedResistances/Validation/PlugFlowPipes/PlugFlowAIT.mo
+++ b/IBPSA/Fluid/FixedResistances/Validation/PlugFlowPipes/PlugFlowAIT.mo
@@ -375,7 +375,7 @@ equation
   annotation (
     experiment(
       StopTime=603900,
-      Interval=900,
+      Interval=120,
       Tolerance=1e-006),
     __Dymola_Commands(file="modelica://IBPSA/Resources/Scripts/Dymola/Fluid/FixedResistances/Validation/PlugFlowPipes/PlugFlowAIT.mos"
         "Simulate and plot"),