diff --git a/scripts/local-testnet.sh b/scripts/local-testnet.sh
index c3e1162a6aae..c73710dbab1e 100644
--- a/scripts/local-testnet.sh
+++ b/scripts/local-testnet.sh
@@ -10,7 +10,7 @@ SIMD="$ROOT/build/simdv2"
 
 COSMOS_BUILD_OPTIONS=v2 make build     
 
-$SIMD testnet init-files --chain-id=testing --output-dir="$HOME/.testnet" --validator-count=3 --keyring-backend=test --min-gas-prices=0.000001stake --commit-timeout=900ms --single-host
+$SIMD testnet init-files --chain-id=testing --output-dir="$HOME/.testnet" --validator-count=3 --keyring-backend=test --minimum-gas-prices=0.000001stake --commit-timeout=900ms --single-host
 
 $SIMD start --log_level=info --home "$HOME/.testnet/node0/simdv2" &
 $SIMD start --log_level=info --home "$HOME/.testnet/node1/simdv2" &
diff --git a/simapp/v2/simdv2/cmd/testnet.go b/simapp/v2/simdv2/cmd/testnet.go
index be770f9d74e0..2d4c3b348db5 100644
--- a/simapp/v2/simdv2/cmd/testnet.go
+++ b/simapp/v2/simdv2/cmd/testnet.go
@@ -41,7 +41,7 @@ import (
 )
 
 var (
-	flagMinGasPrices      = "min-gas-prices"
+	flagMinGasPrices      = "minimum-gas-prices"
 	flagNodeDirPrefix     = "node-dir-prefix"
 	flagNumValidators     = "validator-count"
 	flagOutputDir         = "output-dir"