diff --git a/tests/go.mod b/tests/go.mod
index d90beda7a4c1..24afbcdedbc5 100644
--- a/tests/go.mod
+++ b/tests/go.mod
@@ -20,7 +20,7 @@ require (
 	cosmossdk.io/x/protocolpool v0.0.0-20230925135524-a1bc045b3190
 	cosmossdk.io/x/tx v0.13.1
 	cosmossdk.io/x/upgrade v0.0.0-20230613133644-0a778132a60f
-	github.com/cometbft/cometbft v0.38.5
+	github.com/cometbft/cometbft v0.38.6
 	github.com/cosmos/cosmos-db v1.0.2
 	github.com/cosmos/cosmos-proto v1.0.0-beta.4
 	// this version is not used as it is always replaced by the latest Cosmos SDK version
diff --git a/tests/go.sum b/tests/go.sum
index 6c8c39fe2d6f..6ca3f3773af1 100644
--- a/tests/go.sum
+++ b/tests/go.sum
@@ -320,8 +320,8 @@ github.com/cockroachdb/redact v1.1.5/go.mod h1:BVNblN9mBWFyMyqK1k3AAiSxhvhfK2oOZ
 github.com/cockroachdb/tokenbucket v0.0.0-20230807174530-cc333fc44b06 h1:zuQyyAKVxetITBuuhv3BI9cMrmStnpT18zmgmTxunpo=
 github.com/cockroachdb/tokenbucket v0.0.0-20230807174530-cc333fc44b06/go.mod h1:7nc4anLGjupUW/PeY5qiNYsdNXj7zopG+eqsS7To5IQ=
 github.com/codahale/hdrhistogram v0.0.0-20161010025455-3a0bb77429bd/go.mod h1:sE/e/2PUdi/liOCUjSTXgM1o87ZssimdTWN964YiIeI=
-github.com/cometbft/cometbft v0.38.5 h1:4lOcK5VTPrfbLOhNHmPYe6c7eDXHtBdMCQuKbAfFJdU=
-github.com/cometbft/cometbft v0.38.5/go.mod h1:0tqKin+KQs8zDwzYD8rPHzSBIDNPuB4NrwwGDNb/hUg=
+github.com/cometbft/cometbft v0.38.6 h1:QSgpCzrGWJ2KUq1qpw+FCfASRpE27T6LQbfEHscdyOk=
+github.com/cometbft/cometbft v0.38.6/go.mod h1:8rSPxzUJYquCN8uuBgbUHOMg2KAwvr7CyUw+6ukO4nw=
 github.com/cometbft/cometbft-db v0.9.1 h1:MIhVX5ja5bXNHF8EYrThkG9F7r9kSfv8BX4LWaxWJ4M=
 github.com/cometbft/cometbft-db v0.9.1/go.mod h1:iliyWaoV0mRwBJoizElCwwRA9Tf7jZJOURcRZF9m60U=
 github.com/containerd/continuity v0.3.0 h1:nisirsYROK15TAMVukJOUyGJjz4BNQJBVsNvAXZJ/eg=