diff --git a/sim/testbench.cpp b/sim/testbench.cpp
index 273010c..cf82dd4 100644
--- a/sim/testbench.cpp
+++ b/sim/testbench.cpp
@@ -362,4 +362,4 @@ bool setRvalid(int *rvalid_delay, bool *read_outstanding)
 }
 
 int genGntDelay()    { return 1; }
-int genRvalidDelay() { return 1; }
+int genRvalidDelay() { return 0; }
diff --git a/src b/src
index 8e88fb5..be185ad 160000
--- a/src
+++ b/src
@@ -1 +1 @@
-Subproject commit 8e88fb593ef3b51581357eb03604d436a468211e
+Subproject commit be185ad59fda8fb3ad231dfcad38b9fd6c5f80c0