diff --git a/app/data/compose/docker-compose-fixturenet-eth.yml b/app/data/compose/docker-compose-fixturenet-eth.yml
index 2a399662..530cd010 100644
--- a/app/data/compose/docker-compose-fixturenet-eth.yml
+++ b/app/data/compose/docker-compose-fixturenet-eth.yml
@@ -22,7 +22,7 @@ services:
       - SYS_PTRACE
     environment:
       CERC_REMOTE_DEBUG: "true"
-      CERC_RUN_STATEDIFF: "detect"
+      CERC_RUN_STATEDIFF: ${CERC_RUN_STATEDIFF:-detect}
       CERC_STATEDIFF_DB_NODE_ID: 1
       CERC_SCRIPT_DEBUG: ${CERC_SCRIPT_DEBUG}
     env_file:
diff --git a/app/data/compose/docker-compose-ipld-eth-server.yml b/app/data/compose/docker-compose-ipld-eth-server.yml
index e02f73ca..ee787d5e 100644
--- a/app/data/compose/docker-compose-ipld-eth-server.yml
+++ b/app/data/compose/docker-compose-ipld-eth-server.yml
@@ -7,11 +7,9 @@ services:
         condition: service_healthy
     image: cerc/ipld-eth-server:local
     environment:
-      IPLD_SERVER_GRAPHQL: "true"
-      IPLD_POSTGRAPHILEPATH: http://graphql:5000
-      ETH_SERVER_HTTPPATH: 0.0.0.0:8081
-      ETH_SERVER_GRAPHQL: "true"
-      ETH_SERVER_GRAPHQLPATH: 0.0.0.0:8082
+      SERVER_HTTP_PATH: 0.0.0.0:8081
+      SERVER_GRAPHQL: "true"
+      SERVER_GRAPHQLPATH: 0.0.0.0:8082
       VDB_COMMAND: "serve"
       ETH_CHAIN_CONFIG: "/tmp/chain.json"
       DATABASE_NAME: cerc_testing
diff --git a/app/data/config/fixturenet-eth/fixturenet-eth.env b/app/data/config/fixturenet-eth/fixturenet-eth.env
index 1c214b56..06e90b61 100644
--- a/app/data/config/fixturenet-eth/fixturenet-eth.env
+++ b/app/data/config/fixturenet-eth/fixturenet-eth.env
@@ -17,7 +17,7 @@ CERC_STATEDIFF_DB_PORT=5432
 CERC_STATEDIFF_DB_NAME="cerc_testing"
 CERC_STATEDIFF_DB_USER="vdbm"
 CERC_STATEDIFF_DB_PASSWORD="password"
-CERC_STATEDIFF_DB_GOOSE_MIN_VER=23
+CERC_STATEDIFF_DB_GOOSE_MIN_VER=${CERC_STATEDIFF_DB_GOOSE_MIN_VER:-23}
 CERC_STATEDIFF_DB_LOG_STATEMENTS="false"
 
 CERC_GETH_VMODULE="statediff/*=5,rpc/*=5"
diff --git a/app/data/container-build/cerc-fixturenet-eth-geth/genesis/el/build_el.sh b/app/data/container-build/cerc-fixturenet-eth-geth/genesis/el/build_el.sh
index 76b43daf..9ff77fab 100755
--- a/app/data/container-build/cerc-fixturenet-eth-geth/genesis/el/build_el.sh
+++ b/app/data/container-build/cerc-fixturenet-eth-geth/genesis/el/build_el.sh
@@ -34,5 +34,7 @@ python3 /apps/el-gen/genesis_geth.py $tmp_dir/genesis-config.yaml | \
   jq ".config.istanbulBlock=$istanbul_block" | \
   jq ".config.berlinBlock=$berlin_block" | \
   jq ".config.londonBlock=$london_block" | \
-  jq ".config.mergeForkBlock=$merge_fork_block" > ../build/el/geth.json
+  jq ".config.mergeForkBlock=$merge_fork_block" | \
+  jq ".config.mergeNetsplitBlock=$merge_fork_block" \
+  > ../build/el/geth.json
 python3 ../accounts/mnemonic_to_csv.py $tmp_dir/genesis-config.yaml > ../build/el/accounts.csv
diff --git a/app/data/container-build/cerc-fixturenet-eth-geth/run-el.sh b/app/data/container-build/cerc-fixturenet-eth-geth/run-el.sh
index edde1ba2..9f6bf1f7 100755
--- a/app/data/container-build/cerc-fixturenet-eth-geth/run-el.sh
+++ b/app/data/container-build/cerc-fixturenet-eth-geth/run-el.sh
@@ -64,8 +64,8 @@ else
     STATEDIFF_OPTS=""
     if [ "$CERC_RUN_STATEDIFF" == "true" ]; then
       ready=0
+      echo "Waiting for statediff DB..."
       while [ $ready -eq 0 ]; do
-        echo "Waiting for statediff DB..."
         sleep 1
         export PGPASSWORD="$CERC_STATEDIFF_DB_PASSWORD"
         result=$(psql -h "$CERC_STATEDIFF_DB_HOST" \
@@ -73,9 +73,13 @@ else
           -U "$CERC_STATEDIFF_DB_USER" \
           -d "$CERC_STATEDIFF_DB_NAME" \
           -t -c 'select max(version_id) from goose_db_version;' 2>/dev/null | awk '{ print $1 }')
-        if [ -n "$result" ] && [ $result -ge $CERC_STATEDIFF_DB_GOOSE_MIN_VER ]; then
+        if [ -n "$result" ]; then
           echo "DB ready..."
-          ready=1
+          if [ $result -ge $CERC_STATEDIFF_DB_GOOSE_MIN_VER ]; then
+            ready=1
+          else
+            echo "DB not at required version (want $CERC_STATEDIFF_DB_GOOSE_MIN_VER, have $result)"
+          fi
         fi
       done
       STATEDIFF_OPTS="--statediff=true \
diff --git a/app/data/container-build/cerc-fixturenet-eth-lighthouse/genesis/cl/vars.env b/app/data/container-build/cerc-fixturenet-eth-lighthouse/genesis/cl/vars.env
index d68cbdcc..b8c27349 100644
--- a/app/data/container-build/cerc-fixturenet-eth-lighthouse/genesis/cl/vars.env
+++ b/app/data/container-build/cerc-fixturenet-eth-lighthouse/genesis/cl/vars.env
@@ -15,9 +15,6 @@ GENESIS_VALIDATOR_COUNT=${GENESIS_VALIDATOR_COUNT:-80}
 # Number of beacon_node instances that you intend to run
 BN_COUNT=${BN_COUNT:-2}
 
-# Number of validator clients
-VC_COUNT=${VC_COUNT:-$BN_COUNT}
-
 # Number of seconds to delay to start genesis block.
 # If started by a script this can be 0, if starting by hand
 # use something like 180.
diff --git a/app/data/container-build/cerc-fixturenet-eth-lighthouse/scripts/status.sh b/app/data/container-build/cerc-fixturenet-eth-lighthouse/scripts/status.sh
index f6d9d27b..d9f33d1b 100755
--- a/app/data/container-build/cerc-fixturenet-eth-lighthouse/scripts/status.sh
+++ b/app/data/container-build/cerc-fixturenet-eth-lighthouse/scripts/status.sh
@@ -4,7 +4,14 @@ if [ -n "$CERC_SCRIPT_DEBUG" ]; then
 fi
 
 MIN_BLOCK_NUM=${1:-${MIN_BLOCK_NUM:-3}}
-STATUSES=("geth to generate DAG" "beacon phase0" "beacon altair" "beacon bellatrix pre-merge" "beacon bellatrix merge" "block number $MIN_BLOCK_NUM")
+STATUSES=(
+  "geth to generate DAG"
+  "beacon phase0"
+  "beacon altair"
+  "beacon bellatrix pre-merge"
+  "beacon bellatrix merge"
+  "block number $MIN_BLOCK_NUM"
+)
 STATUS=0
 
 LIGHTHOUSE_BASE_URL=${LIGHTHOUSE_BASE_URL}
@@ -36,7 +43,6 @@ MARKER="."
 
 function inc_status() {
   echo " done"
-  MARKEr="."
   STATUS=$((STATUS + 1))
   if [ $STATUS -lt ${#STATUSES[@]} ]; then
     echo -n "Waiting for ${STATUSES[$STATUS]}..."
@@ -55,7 +61,7 @@ while [ $STATUS -lt ${#STATUSES[@]} ]; do
         inc_status
       fi
       ;;
-    1) 
+    1)
       result=`wget --no-check-certificate --quiet -O - "$LIGHTHOUSE_BASE_URL/eth/v2/beacon/blocks/head" | jq -r '.data.message.slot'`
       if [ ! -z "$result" ] && [ $result -gt 0 ]; then
         inc_status
diff --git a/app/data/container-build/cerc-go-ethereum-foundry/deploy-local-network.sh b/app/data/container-build/cerc-go-ethereum-foundry/deploy-local-network.sh
index e286bf30..ebc6ef23 100755
--- a/app/data/container-build/cerc-go-ethereum-foundry/deploy-local-network.sh
+++ b/app/data/container-build/cerc-go-ethereum-foundry/deploy-local-network.sh
@@ -16,7 +16,7 @@ db-waitforsync=bool   Should the statediff service start once geth has synced to
 rpc-port=port         change RPC port (default: 8545)
 rpc-addr=address      change RPC address (default: 127.0.0.1)
 chain-id=number       change chain ID (default: 99)
-extra-args=name        extra args to pass to geth on startup
+extra-args=name       extra args to pass to geth on startup
 period=seconds        use a block time instead of instamine
 accounts=number       create multiple accounts (default: 1)
 address=address       eth address to add to genesis
diff --git a/app/data/container-build/cerc-lighthouse/Dockerfile b/app/data/container-build/cerc-lighthouse/Dockerfile
index cab3af06..9391e93d 100644
--- a/app/data/container-build/cerc-lighthouse/Dockerfile
+++ b/app/data/container-build/cerc-lighthouse/Dockerfile
@@ -1,4 +1,5 @@
-FROM sigp/lighthouse:v4.1.0-modern
+ARG TAG_SUFFIX="-modern"
+FROM sigp/lighthouse:v4.1.0${TAG_SUFFIX}
 
 RUN apt-get update; apt-get install bash netcat curl less jq -y;
 
diff --git a/app/data/stacks/fixturenet-eth-loaded/stack.yml b/app/data/stacks/fixturenet-eth-loaded/stack.yml
index 55a05248..676e95e2 100644
--- a/app/data/stacks/fixturenet-eth-loaded/stack.yml
+++ b/app/data/stacks/fixturenet-eth-loaded/stack.yml
@@ -6,8 +6,8 @@ repos:
   - github.com/cerc-io/tx-spammer
   - github.com/cerc-io/ipld-eth-server
   - github.com/cerc-io/ipld-eth-db
-  - github.com/cerc-io/go-ethereum
 containers:
+  - cerc/go-ethereum
   - cerc/lighthouse
   - cerc/fixturenet-eth-geth
   - cerc/fixturenet-eth-lighthouse
diff --git a/app/data/stacks/fixturenet-eth/README.md b/app/data/stacks/fixturenet-eth/README.md
index 9f01417a..ad7b6fa4 100644
--- a/app/data/stacks/fixturenet-eth/README.md
+++ b/app/data/stacks/fixturenet-eth/README.md
@@ -1,6 +1,6 @@
 # fixturenet-eth
 
-Instructions for deploying a local a geth + lighthouse blockchain "fixturenet" for development and testing purposes using laconic-stack-orchestrator (the installation of which is covered [here](https://github.com/cerc-io/stack-orchestrator#user-mode)):
+Instructions for deploying a local a geth + lighthouse blockchain "fixturenet" for development and testing purposes using laconic-stack-orchestrator (the installation of which is covered [here](https://github.com/cerc-io/stack-orchestrator)):
 
 ## Clone required repositories
 
diff --git a/tests/fixturenet-eth/run-test.sh b/tests/fixturenet-eth/run-test.sh
index 3fd4cd59..a7e04030 100755
--- a/tests/fixturenet-eth/run-test.sh
+++ b/tests/fixturenet-eth/run-test.sh
@@ -3,7 +3,7 @@ set -e
 if [ -n "$CERC_SCRIPT_DEBUG" ]; then
   set -x
 fi
-set -e
+
 echo "Running stack-orchestrator Ethereum fixturenet test"
 # Bit of a hack, test the most recent package
 TEST_TARGET_SO=$( ls -t1 ./package/laconic-so* | head -1 )
@@ -15,7 +15,7 @@ reported_version_string=$( $TEST_TARGET_SO version )
 echo "Version reported is: ${reported_version_string}"
 echo "Cloning repositories into: $CERC_REPO_BASE_DIR"
 $TEST_TARGET_SO --stack fixturenet-eth setup-repositories 
-$TEST_TARGET_SO  --stack fixturenet-eth build-containers
+$TEST_TARGET_SO --stack fixturenet-eth build-containers
 $TEST_TARGET_SO --stack fixturenet-eth deploy up
 # Verify that the fixturenet is up and running
 $TEST_TARGET_SO --stack fixturenet-eth deploy ps