diff --git a/Dockerfile-test b/Dockerfile-test
deleted file mode 100644
index ade20b1..0000000
--- a/Dockerfile-test
+++ /dev/null
@@ -1,26 +0,0 @@
-# import simd from cosmos-sd
-FROM --platform=linux/x86_64/v8 interchainio/simapp:v0.45.16 AS simapp-builder
-
-FROM golang:1.20-alpine as cometmock-builder
-
-ENV PACKAGES curl make git libc-dev bash gcc linux-headers
-RUN apk add --no-cache $PACKAGES
-
-ENV CGO_ENABLED=0
-ENV GOOS=linux
-ENV GOFLAGS="-buildvcs=false"
-
-# cache gomodules for cometmock
-ADD ./go.mod /go.mod
-ADD ./go.sum /go.sum
-RUN go mod download
-
-# Add CometMock and install it
-ADD . /CometMock
-WORKDIR /CometMock
-RUN go build -o /usr/local/bin/cometmock ./cometmock
-
-RUN apk update
-RUN apk add --no-cache which iputils procps-ng tmux net-tools htop jq gcompat
-
-COPY --from=simapp-builder /usr/bin/simd /usr/local/bin/simd
\ No newline at end of file
diff --git a/Dockerfile.test b/Dockerfile.test
index cc2c773..7d2ae62 100644
--- a/Dockerfile.test
+++ b/Dockerfile.test
@@ -1,5 +1,5 @@
 # import simd from ibc-go
-FROM ghcr.io/cosmos/simapp:v0.47 AS simapp-builder
+FROM --platform=linux/x86_64/v8 interchainio/simapp:v0.45.16 AS simapp-builder
 
 FROM golang:1.20-alpine as cometmock-builder
 
diff --git a/cometmock/abci_client/client.go b/cometmock/abci_client/client.go
index b7d1818..93cebaa 100644
--- a/cometmock/abci_client/client.go
+++ b/cometmock/abci_client/client.go
@@ -1117,7 +1117,7 @@ func UpdateState(
 // adapted from https://github.com/cometbft/cometbft/blob/9267594e0a17c01cc4a97b399ada5eaa8a734db5/state/execution.go#L452
 func validateValidatorUpdates(
 	abciUpdates []abcitypes.ValidatorUpdate,
-	params cmttypes.ValidatorParams,
+	params cmtproto.ValidatorParams,
 ) error {
 	for _, valUpdate := range abciUpdates {
 		if valUpdate.GetPower() < 0 {