diff --git a/submod.sh b/submod.sh
index 6685bef..2e2f1a8 100755
--- a/submod.sh
+++ b/submod.sh
@@ -1,27 +1,24 @@
 #!/bin/bash
 set -ex
-
+#
 # Update top-level modules as a baseline
 git submodule update --init --recursive
-
+#
 # Use fixed master branch of circle-stdlib then re-update
 cd circle-stdlib/
-git reset --hard
-git checkout 1111eee # Matches Circle Step49
+git checkout 3bd135d
 git submodule update --init --recursive
 cd -
-
+#
 # Optional update submodules explicitly
-#cd circle-stdlib/libs/circle
-#git reset --hard
-#git checkout tags/Step49
-#cd -
-#cd circle-stdlib/libs/circle-newlib
+cd circle-stdlib/libs/circle
+git checkout tags/Step49
+cd -
+cd circle-stdlib/libs/circle-newlib
 #git checkout develop
-#cd -
-
+cd -
+#
 # Use fixed master branch of Synth_Dexed
 cd Synth_Dexed/
-git reset --hard
 git checkout c9f5274
 cd -