diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 1cf4dfe17039..349f3714980c 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -164,7 +164,7 @@ jobs:
             sed -i.bak "/$(echo $filename | sed 's/\//\\\//g')/d" coverage.txt
           done
         if: env.GIT_DIFF
-      - uses: codecov/codecov-action@v1.4.0
+      - uses: codecov/codecov-action@v1.4.1
         with:
           file: ./coverage.txt
         if: env.GIT_DIFF
diff --git a/go.mod b/go.mod
index 48bbe3f789e1..fef7b83ab206 100644
--- a/go.mod
+++ b/go.mod
@@ -9,7 +9,7 @@ require (
 	github.com/btcsuite/btcd v0.21.0-beta
 	github.com/btcsuite/btcutil v1.0.2
 	github.com/coinbase/rosetta-sdk-go v0.5.9
-	github.com/confio/ics23/go v0.6.3
+	github.com/confio/ics23/go v0.6.6
 	github.com/cosmos/go-bip39 v1.0.0
 	github.com/cosmos/iavl v0.15.3
 	github.com/cosmos/ledger-cosmos-go v0.11.1
diff --git a/go.sum b/go.sum
index bf91ecf0f8e8..36ef9f2e0dc4 100644
--- a/go.sum
+++ b/go.sum
@@ -112,8 +112,9 @@ github.com/coinbase/rosetta-sdk-go v0.5.8/go.mod h1:xd4wYUhV3LkY78SPH8BUhc88rXfn
 github.com/coinbase/rosetta-sdk-go v0.5.9 h1:CuGQE3HFmYwdEACJnuOtVI9cofqPsGvq6FdFIzaOPKI=
 github.com/coinbase/rosetta-sdk-go v0.5.9/go.mod h1:xd4wYUhV3LkY78SPH8BUhc88rXfn2jYgN9BfiSjbcvM=
 github.com/confio/ics23/go v0.0.0-20200817220745-f173e6211efb/go.mod h1:E45NqnlpxGnpfTWL/xauN7MRwEE28T4Dd4uraToOaKg=
-github.com/confio/ics23/go v0.6.3 h1:PuGK2V1NJWZ8sSkNDq91jgT/cahFEW9RGp4Y5jxulf0=
 github.com/confio/ics23/go v0.6.3/go.mod h1:E45NqnlpxGnpfTWL/xauN7MRwEE28T4Dd4uraToOaKg=
+github.com/confio/ics23/go v0.6.6 h1:pkOy18YxxJ/r0XFDCnrl4Bjv6h4LkBSpLS6F38mrKL8=
+github.com/confio/ics23/go v0.6.6/go.mod h1:E45NqnlpxGnpfTWL/xauN7MRwEE28T4Dd4uraToOaKg=
 github.com/coreos/bbolt v1.3.2/go.mod h1:iRUV2dpdMOn7Bo10OQBFzIJO9kkE559Wcmn+qkEiiKk=
 github.com/coreos/etcd v3.3.10+incompatible/go.mod h1:uF7uidLiAD3TWHmW31ZFd/JWoc32PjwdhPthX9715RE=
 github.com/coreos/etcd v3.3.13+incompatible/go.mod h1:uF7uidLiAD3TWHmW31ZFd/JWoc32PjwdhPthX9715RE=