diff --git a/.github/scripts/defaults.sh b/.github/scripts/defaults.sh
index d1074c03..1028960e 100755
--- a/.github/scripts/defaults.sh
+++ b/.github/scripts/defaults.sh
@@ -34,7 +34,7 @@ grouping["group-accels"]="chipyard-mempress chipyard-sha3 chipyard-hwacha chipya
 grouping["group-constellation"]="chipyard-constellation"
 grouping["group-tracegen"]="tracegen tracegen-boom"
 grouping["group-other"]="icenet testchipip constellation rocketchip-amba rocketchip-tlsimple rocketchip-tlwidth rocketchip-tlxbar"
-grouping["group-fpga"]="arty vcu118 vc707"
+grouping["group-fpga"]="arty vcu118 vc707 arty100t"
 
 # key value store to get the build strings
 declare -A mapping
@@ -81,3 +81,4 @@ mapping["rocketchip-tlxbar"]="SUB_PROJECT=rocketchip CONFIG=TLXbarUnitTestConfig
 mapping["arty"]="SUB_PROJECT=arty verilog"
 mapping["vcu118"]="SUB_PROJECT=vcu118 verilog"
 mapping["vc707"]="SUB_PROJECT=vc707 verilog"
+mapping["arty100t"]="SUB_PROJECT=arty100t verilog"
diff --git a/fpga/fpga-shells b/fpga/fpga-shells
index 1bdd4362..7d0b79f8 160000
--- a/fpga/fpga-shells
+++ b/fpga/fpga-shells
@@ -1 +1 @@
-Subproject commit 1bdd436287cde561a7b9e426670ec23c28752e28
+Subproject commit 7d0b79f8559b9bcea1bde8d0293576a502a7a896
diff --git a/fpga/src/main/scala/arty100t/Harness.scala b/fpga/src/main/scala/arty100t/Harness.scala
index 94dcb458..47ffe7e0 100644
--- a/fpga/src/main/scala/arty100t/Harness.scala
+++ b/fpga/src/main/scala/arty100t/Harness.scala
@@ -54,6 +54,7 @@ class Arty100THarness(override implicit val p: Parameters) extends Arty100TShell
   override lazy val module = new HarnessLikeImpl
 
   class HarnessLikeImpl extends Impl with HasHarnessInstantiators {
+    all_leds.foreach(_ := DontCare)
     clockOverlay.overlayOutput.node.out(0)._1.reset := ~resetPin
 
     val clk_100mhz = clockOverlay.overlayOutput.node.out.head._1.clock
diff --git a/generators/rocket-chip b/generators/rocket-chip
index c563f74a..50adbdb3 160000
--- a/generators/rocket-chip
+++ b/generators/rocket-chip
@@ -1 +1 @@
-Subproject commit c563f74a54e60745969a5ad6b55a8207074f7509
+Subproject commit 50adbdb3e4e18c2b3de57693323f4174b60f9767