diff --git a/docker-compose.yml b/docker-compose.yml
index 3d15345..b95d4d5 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -59,8 +59,8 @@ services:
     volumes:
       - "beacon_node_data:/chaindata"
       - type: bind
-        source: ./prysm/prysm-chain-config.yml
-        target: /config/prysm-chain-config.yml
+        source: ./shared/chain-config.yml
+        target: /config/chain-config.yml
       - type: bind
         source: ./prysm/run_beacon_node.sh
         target: /usr/local/bin/run_beacon_node.sh
@@ -91,8 +91,8 @@ services:
     volumes:
       - "beacon_node_follower_data:/chaindata"
       - type: bind
-        source: ./prysm/prysm-chain-config.yml
-        target: /config/prysm-chain-config.yml
+        source: ./shared/chain-config.yml
+        target: /config/chain-config.yml
       - type: bind
         source: ./prysm/run_beacon_node.sh
         target: /usr/local/bin/run_beacon_node.sh
@@ -120,7 +120,7 @@ services:
       --interop-num-validators=4
       --interop-start-index=0
       --force-clear-db
-      --chain-config-file=/config/prysm-chain-config.yml
+      --chain-config-file=/config/chain-config.yml
       --suggested-fee-recipient 0xa94f5374fce5edbc8e2a8697c15331677e6ebf0b
       --enable-tracing
       --tracing-endpoint http://jaeger-tracing:14268/api/traces
@@ -129,8 +129,8 @@ services:
       - "7500:7500"
     volumes:
       - type: bind
-        source: ./prysm/prysm-chain-config.yml
-        target: /config/prysm-chain-config.yml
+        source: ./shared/chain-config.yml
+        target: /config/chain-config.yml
 
   jaeger-tracing:
     image: jaegertracing/all-in-one:1.35
diff --git a/prysm/prysm-chain-config.yml b/prysm/prysm-chain-config.yml
deleted file mode 100644
index d0740af..0000000
--- a/prysm/prysm-chain-config.yml
+++ /dev/null
@@ -1,15 +0,0 @@
-CONFIG_NAME: "local"
-ALTAIR_FORK_EPOCH: 1
-BELLATRIX_FORK_EPOCH: 2
-EIP4844_FORK_EPOCH: 3 # ensure this happens at exactly shardingForkBlock in execution
-SECONDS_PER_SLOT: 6
-SLOTS_PER_EPOCH: 3
-TERMINAL_TOTAL_DIFFICULTY: 2
-
-# avoid collisions with mainnet/eip4844 config versioning
-GENESIS_FORK_VERSION: 0x00000ffe
-ALTAIR_FORK_VERSION: 0x01000ffe
-BELLATRIX_FORK_VERSION: 0x02000ffe
-EIP4844_FORK_VERSION: 0x03000ffe
-
-DOMAIN_BLOBS_SIDECAR: 0x0a000000
diff --git a/prysm/run_beacon_node.sh b/prysm/run_beacon_node.sh
index 3c2c34a..7c66219 100755
--- a/prysm/run_beacon_node.sh
+++ b/prysm/run_beacon_node.sh
@@ -32,7 +32,7 @@ beacon-node \
     --interop-eth1data-votes \
     --http-web3provider="$EXECUTION_NODE_URL" \
     --deposit-contract 0x8A04d14125D0FDCDc742F4A05C051De07232EDa4 \
-    --chain-config-file=/config/prysm-chain-config.yml \
+    --chain-config-file=/config/chain-config.yml \
     --contract-deployment-block 0 \
     --interop-num-validators 4 \
     --rpc-host 0.0.0.0 \
diff --git a/shared/chain-config.yml b/shared/chain-config.yml
new file mode 100644
index 0000000..6e1c5c2
--- /dev/null
+++ b/shared/chain-config.yml
@@ -0,0 +1,64 @@
+PRESET_BASE: 'mainnet'
+CONFIG_NAME: "local"
+
+ALTAIR_FORK_EPOCH: 1
+BELLATRIX_FORK_EPOCH: 2
+EIP4844_FORK_EPOCH: 3 # ensure this happens at exactly shardingForkBlock in execution
+SECONDS_PER_SLOT: 6
+SLOTS_PER_EPOCH: 3
+TERMINAL_TOTAL_DIFFICULTY: 2
+
+# avoid collisions with mainnet/eip4844 config versioning
+GENESIS_FORK_VERSION: 0x00000ffe
+ALTAIR_FORK_VERSION: 0x01000ffe
+BELLATRIX_FORK_VERSION: 0x02000ffe
+EIP4844_FORK_VERSION: 0x03000ffe
+
+DOMAIN_BLOBS_SIDECAR: 0x0a000000
+
+# All missing values below (except for DEPOSIT_CONTRACT_ADDRESS) copied from mainnet 
+
+# Genesis
+# ---------------------------------------------------------------
+# `2**14` (= 16,384)
+MIN_GENESIS_ACTIVE_VALIDATOR_COUNT: 16384
+# Dec 1, 2020, 12pm UTC
+MIN_GENESIS_TIME: 1606824000
+# 604800 seconds (7 days)
+GENESIS_DELAY: 604800
+
+# Time parameters
+# ---------------------------------------------------------------
+# 14 (estimate from Eth1 mainnet)
+SECONDS_PER_ETH1_BLOCK: 14
+# 2**8 (= 256) epochs ~27 hours
+MIN_VALIDATOR_WITHDRAWABILITY_DELAY: 256
+# 2**8 (= 256) epochs ~27 hours
+SHARD_COMMITTEE_PERIOD: 256
+# 2**11 (= 2,048) Eth1 blocks ~8 hours
+ETH1_FOLLOW_DISTANCE: 2048
+
+# Validator cycle
+# ---------------------------------------------------------------
+# 2**2 (= 4)
+INACTIVITY_SCORE_BIAS: 4
+# 2**4 (= 16)
+INACTIVITY_SCORE_RECOVERY_RATE: 16
+# 2**4 * 10**9 (= 16,000,000,000) Gwei
+EJECTION_BALANCE: 16000000000
+# 2**2 (= 4)
+MIN_PER_EPOCH_CHURN_LIMIT: 4
+# 2**16 (= 65,536)
+CHURN_LIMIT_QUOTIENT: 65536
+
+# Fork choice
+# ---------------------------------------------------------------
+# 40%
+PROPOSER_SCORE_BOOST: 40
+
+# Deposit contract
+# ---------------------------------------------------------------
+# Ethereum PoW Mainnet
+DEPOSIT_CHAIN_ID: 1
+DEPOSIT_NETWORK_ID: 1
+DEPOSIT_CONTRACT_ADDRESS: 0x8A04d14125D0FDCDc742F4A05C051De07232EDa4
diff --git a/shared/config.go b/shared/config.go
index 363f346..18b87c3 100644
--- a/shared/config.go
+++ b/shared/config.go
@@ -27,7 +27,7 @@ func GethChainConfigFilepath() string {
 }
 
 func BeaconChainConfigFilepath() string {
-	return fmt.Sprintf("%s/prysm/prysm-chain-config.yml", GetBaseDir())
+	return fmt.Sprintf("%s/shared/chain-config.yml", GetBaseDir())
 }
 
 func UpdateChainConfig(config *params.ChainConfig) error {