diff --git a/beacon_chain/conf.nim b/beacon_chain/conf.nim
index 7c7bc3c62..5595f31e1 100644
--- a/beacon_chain/conf.nim
+++ b/beacon_chain/conf.nim
@@ -6,6 +6,9 @@ import
 export
   defs
 
+const
+  defaultPort = 9000
+
 type
   ValidatorKeyPath* = TypedInputFile[ValidatorPrivKey, Txt, "privkey"]
 
@@ -49,11 +52,11 @@ type
 
       tcpPort* {.
         desc: "TCP listening port"
-        defaultValue: config.defaultPort().}: int
+        defaultValue: defaultPort .}: int
 
       udpPort* {.
         desc: "UDP listening port",
-        defaultValue: config.defaultPort().}: int
+        defaultValue: defaultPort .}: int
 
       nat* {.
         desc: "Specify method to use for determining public address. Must be one of: any, extip:<IP>"
@@ -99,7 +102,7 @@ type
 
       bootstrapPort* {.
         desc: "The TCP/UDP port that will be used by the bootstrap node"
-        defaultValue: config.defaultPort().}: int
+        defaultValue: defaultPort .}: int
 
       genesisOffset* {.
         desc: "Seconds from now to add to genesis time"
@@ -137,9 +140,6 @@ proc defaultDataDir*(conf: BeaconNodeConf): string =
 
   getHomeDir() / dataDir / "BeaconNode" / networkDir
 
-proc defaultPort*(conf: BeaconNodeConf): int =
-  (if conf.network == "testnet0": 9630 else: 9632) + ord(useRLPx)
-
 proc validatorFileBaseName*(validatorIdx: int): string =
   # there can apparently be tops 4M validators so we use 7 digits..
   fmt"v{validatorIdx:07}"
diff --git a/scripts/reset_testnet.sh b/scripts/reset_testnet.sh
index 8605714e0..55c005d27 100755
--- a/scripts/reset_testnet.sh
+++ b/scripts/reset_testnet.sh
@@ -40,6 +40,7 @@ regenTestnetFiles() {
     --outputGenesis=$NETWORK_DIR/genesis.json \
     --outputNetwork=$NETWORK_DIR/$NETWORK_FLAVOUR-network.json \
     --bootstrapAddress=$PUBLIC_IP \
+    --bootstrapPort=$BOOTSTRAP_PORT \
     --genesisOffset=600 # Delay in seconds
 }
 
diff --git a/scripts/testnet0.env b/scripts/testnet0.env
index da3ecd8be..de66e0874 100644
--- a/scripts/testnet0.env
+++ b/scripts/testnet0.env
@@ -3,4 +3,5 @@ SHARD_COUNT=8
 SLOTS_PER_EPOCH=8
 VALIDATOR_COUNT=400
 FIRST_USER_VALIDATOR=340
+BOOTSTRAP_PORT=9000
 
diff --git a/scripts/testnet1.env b/scripts/testnet1.env
index ae447f40c..17e7a6f84 100644
--- a/scripts/testnet1.env
+++ b/scripts/testnet1.env
@@ -3,4 +3,5 @@ SHARD_COUNT=128
 SLOTS_PER_EPOCH=64
 VALIDATOR_COUNT=20000
 FIRST_USER_VALIDATOR=19000
+BOOTSTRAP_PORT=9100