diff --git a/simapp/go.mod b/simapp/go.mod
index e0e98cadabc7..06e09ddc1abc 100644
--- a/simapp/go.mod
+++ b/simapp/go.mod
@@ -1,6 +1,7 @@
 module cosmossdk.io/simapp
 
 go 1.22.2
+toolchain go1.23.4
 
 require (
 	cosmossdk.io/api v0.7.4
@@ -45,7 +46,7 @@ require (
 	google.golang.org/protobuf v1.34.1
 )
 
-require github.com/cometbft/cometbft/api v1.0.0-alpha.2.0.20240429102542-490e9bc3de65
+require github.com/cometbft/cometbft/api v1.0.0
 
 require cosmossdk.io/x/consensus v0.0.0-00010101000000-000000000000
 
diff --git a/simapp/go.sum b/simapp/go.sum
index 311767dd0466..46c173687723 100644
--- a/simapp/go.sum
+++ b/simapp/go.sum
@@ -297,8 +297,8 @@ github.com/cometbft/cometbft v1.0.0-alpha.2.0.20240429102542-490e9bc3de65 h1:vNr
 github.com/cometbft/cometbft v1.0.0-alpha.2.0.20240429102542-490e9bc3de65/go.mod h1:FH1mC3P645pmV3TcHly2xc/2QnKOztRVS7QI77L8Pkk=
 github.com/cometbft/cometbft-db v0.12.0 h1:v77/z0VyfSU7k682IzZeZPFZrQAKiQwkqGN0QzAjMi0=
 github.com/cometbft/cometbft-db v0.12.0/go.mod h1:aX2NbCrjNVd2ZajYxt1BsiFf/Z+TQ2MN0VxdicheYuw=
-github.com/cometbft/cometbft/api v1.0.0-alpha.2.0.20240429102542-490e9bc3de65 h1:Bj+DkG59qYZE54uWBKXsNtiug1u6M4x8Tk3l5tAb/3I=
-github.com/cometbft/cometbft/api v1.0.0-alpha.2.0.20240429102542-490e9bc3de65/go.mod h1:NDFKiBBD8HJC6QQLAoUI99YhsiRZtg2+FJWfk6A6m6o=
+github.com/cometbft/cometbft/api v1.0.0 h1:gGBwvsJi/gnHJEtwYfjPIGs2AKg/Vfa1ZuKCPD1/Ko4=
+github.com/cometbft/cometbft/api v1.0.0/go.mod h1:EkQiqVSu/p2ebrZEnB2z6Re7r8XNe//M7ylR0qEwWm0=
 github.com/containerd/continuity v0.3.0 h1:nisirsYROK15TAMVukJOUyGJjz4BNQJBVsNvAXZJ/eg=
 github.com/containerd/continuity v0.3.0/go.mod h1:wJEAIwKOm/pBZuBd0JmeTvnLquTB1Ag8espWhkykbPM=
 github.com/coreos/go-systemd/v22 v22.5.0/go.mod h1:Y58oyj3AT4RCenI/lSvhwexgC+NSVTIJ3seZv2GcEnc=