diff --git a/scripts/deployment/add-mainnet-public-dodo-cw-liquidity.sh b/scripts/deployment/add-mainnet-public-dodo-cw-liquidity.sh
index 24d8b911..19fd52e8 100755
--- a/scripts/deployment/add-mainnet-public-dodo-cw-liquidity.sh
+++ b/scripts/deployment/add-mainnet-public-dodo-cw-liquidity.sh
@@ -60,6 +60,13 @@ require_cmd() {
   }
 }
 
+uint_lt() {
+  python3 - "$1" "$2" <<'PY'
+import sys
+print("1" if int(sys.argv[1]) < int(sys.argv[2]) else "0")
+PY
+}
+
 require_cmd cast
 
 PAIR=""
@@ -173,6 +180,8 @@ base_balance_before="$(cast call "$BASE_TOKEN" 'balanceOf(address)(uint256)' "$D
 quote_balance_before="$(cast call "$QUOTE_TOKEN" 'balanceOf(address)(uint256)' "$DEPLOYER" --rpc-url "$RPC_URL" | awk '{print $1}')"
 base_allowance_before="$(cast call "$BASE_TOKEN" 'allowance(address,address)(uint256)' "$DEPLOYER" "$INTEGRATION" --rpc-url "$RPC_URL" | awk '{print $1}')"
 quote_allowance_before="$(cast call "$QUOTE_TOKEN" 'allowance(address,address)(uint256)' "$DEPLOYER" "$INTEGRATION" --rpc-url "$RPC_URL" | awk '{print $1}')"
+base_approval_required="$(uint_lt "$base_allowance_before" "$BASE_AMOUNT")"
+quote_approval_required="$(uint_lt "$quote_allowance_before" "$QUOTE_AMOUNT")"
 reserves_before="$(cast call "$POOL" 'getVaultReserve()(uint256,uint256)' --rpc-url "$RPC_URL")"
 base_reserve_before="$(printf '%s\n' "$reserves_before" | sed -n '1p' | awk '{print $1}')"
 quote_reserve_before="$(printf '%s\n' "$reserves_before" | sed -n '2p' | awk '{print $1}')"
@@ -214,7 +223,7 @@ fi
 approve_base_tx=""
 approve_quote_tx=""
 
-if (( base_allowance_before < BASE_AMOUNT )); then
+if [[ "$base_approval_required" == "1" ]]; then
   approve_base_output="$(
     cast send "$BASE_TOKEN" \
       'approve(address,uint256)(bool)' \
@@ -225,7 +234,7 @@ if (( base_allowance_before < BASE_AMOUNT )); then
   approve_base_tx="$(parse_tx_hash "$approve_base_output")"
 fi
 
-if (( quote_allowance_before < QUOTE_AMOUNT )); then
+if [[ "$quote_approval_required" == "1" ]]; then
   approve_quote_output="$(
     cast send "$QUOTE_TOKEN" \
       'approve(address,uint256)(bool)' \
diff --git a/scripts/deployment/deploy-mainnet-cwusdt-cwusdc-pool.sh b/scripts/deployment/deploy-mainnet-cwusdt-cwusdc-pool.sh
index 66e5d9ef..130cf63f 100755
--- a/scripts/deployment/deploy-mainnet-cwusdt-cwusdc-pool.sh
+++ b/scripts/deployment/deploy-mainnet-cwusdt-cwusdc-pool.sh
@@ -31,6 +31,13 @@ require_cmd() {
   }
 }
 
+uint_lt() {
+  python3 - "$1" "$2" <<'PY'
+import sys
+print("1" if int(sys.argv[1]) < int(sys.argv[2]) else "0")
+PY
+}
+
 require_cmd cast
 
 INITIAL_PRICE="1000000000000000000"
@@ -114,6 +121,8 @@ base_balance_before="$(cast call "$BASE_TOKEN" 'balanceOf(address)(uint256)' "$D
 quote_balance_before="$(cast call "$QUOTE_TOKEN" 'balanceOf(address)(uint256)' "$DEPLOYER" --rpc-url "$RPC_URL" | awk '{print $1}')"
 base_allowance_before="$(cast call "$BASE_TOKEN" 'allowance(address,address)(uint256)' "$DEPLOYER" "$INTEGRATION" --rpc-url "$RPC_URL" | awk '{print $1}')"
 quote_allowance_before="$(cast call "$QUOTE_TOKEN" 'allowance(address,address)(uint256)' "$DEPLOYER" "$INTEGRATION" --rpc-url "$RPC_URL" | awk '{print $1}')"
+base_approval_required="$(uint_lt "$base_allowance_before" "$BASE_AMOUNT")"
+quote_approval_required="$(uint_lt "$quote_allowance_before" "$QUOTE_AMOUNT")"
 
 create_gas="0"
 if [[ "$existing_pool" == "0x0000000000000000000000000000000000000000" ]]; then
@@ -206,7 +215,7 @@ if [[ "$existing_pool" == "0x0000000000000000000000000000000000000000" ]]; then
   exit 1
 fi
 
-if (( base_allowance_before < BASE_AMOUNT )); then
+if [[ "$base_approval_required" == "1" ]]; then
   approve_base_output="$(
     cast send "$BASE_TOKEN" \
       'approve(address,uint256)(bool)' \
@@ -217,7 +226,7 @@ if (( base_allowance_before < BASE_AMOUNT )); then
   approve_base_tx="$(parse_tx_hash "$approve_base_output")"
 fi
 
-if (( quote_allowance_before < QUOTE_AMOUNT )); then
+if [[ "$quote_approval_required" == "1" ]]; then
   approve_quote_output="$(
     cast send "$QUOTE_TOKEN" \
       'approve(address,uint256)(bool)' \
diff --git a/scripts/deployment/deploy-mainnet-pmm-cw-truu-pool.sh b/scripts/deployment/deploy-mainnet-pmm-cw-truu-pool.sh
index c503293a..211f1853 100755
--- a/scripts/deployment/deploy-mainnet-pmm-cw-truu-pool.sh
+++ b/scripts/deployment/deploy-mainnet-pmm-cw-truu-pool.sh
@@ -44,6 +44,13 @@ require_cmd() {
   }
 }
 
+uint_lt() {
+  python3 - "$1" "$2" <<'PY'
+import sys
+print("1" if int(sys.argv[1]) < int(sys.argv[2]) else "0")
+PY
+}
+
 require_cmd cast
 
 PAIR=""
@@ -141,6 +148,8 @@ base_balance_before="$(cast call "$BASE_TOKEN" 'balanceOf(address)(uint256)' "$D
 quote_balance_before="$(cast call "$QUOTE_TOKEN" 'balanceOf(address)(uint256)' "$DEPLOYER" --rpc-url "$RPC_URL" | awk '{print $1}')"
 base_allowance_before="$(cast call "$BASE_TOKEN" 'allowance(address,address)(uint256)' "$DEPLOYER" "$INTEGRATION" --rpc-url "$RPC_URL" | awk '{print $1}')"
 quote_allowance_before="$(cast call "$QUOTE_TOKEN" 'allowance(address,address)(uint256)' "$DEPLOYER" "$INTEGRATION" --rpc-url "$RPC_URL" | awk '{print $1}')"
+base_approval_required="$(uint_lt "$base_allowance_before" "$BASE_AMOUNT")"
+quote_approval_required="$(uint_lt "$quote_allowance_before" "$QUOTE_AMOUNT")"
 
 create_gas="0"
 if [[ "$existing_pool" == "0x0000000000000000000000000000000000000000" ]]; then
@@ -216,7 +225,7 @@ if [[ "$existing_pool" == "0x0000000000000000000000000000000000000000" ]]; then
   exit 1
 fi
 
-if (( base_allowance_before < BASE_AMOUNT )); then
+if [[ "$base_approval_required" == "1" ]]; then
   approve_base_output="$(
     cast send "$BASE_TOKEN" \
       'approve(address,uint256)(bool)' \
@@ -227,7 +236,7 @@ if (( base_allowance_before < BASE_AMOUNT )); then
   approve_base_tx="$(parse_tx_hash "$approve_base_output")"
 fi
 
-if (( quote_allowance_before < QUOTE_AMOUNT )); then
+if [[ "$quote_approval_required" == "1" ]]; then
   approve_quote_output="$(
     cast send "$QUOTE_TOKEN" \
       'approve(address,uint256)(bool)' \
diff --git a/scripts/deployment/deploy-mainnet-public-dodo-wave1-pool.sh b/scripts/deployment/deploy-mainnet-public-dodo-wave1-pool.sh
index 8c059044..e1656c4f 100644
--- a/scripts/deployment/deploy-mainnet-public-dodo-wave1-pool.sh
+++ b/scripts/deployment/deploy-mainnet-public-dodo-wave1-pool.sh
@@ -25,6 +25,13 @@ require_cmd() {
   }
 }
 
+uint_lt() {
+  python3 - "$1" "$2" <<'PY'
+import sys
+print("1" if int(sys.argv[1]) < int(sys.argv[2]) else "0")
+PY
+}
+
 require_cmd cast
 
 PAIR=""
@@ -176,6 +183,8 @@ base_balance_before="$(cast call "$BASE_TOKEN" 'balanceOf(address)(uint256)' "$D
 quote_balance_before="$(cast call "$USDC_MAINNET" 'balanceOf(address)(uint256)' "$DEPLOYER" --rpc-url "$RPC_URL" | awk '{print $1}')"
 base_allowance_before="$(cast call "$BASE_TOKEN" 'allowance(address,address)(uint256)' "$DEPLOYER" "$INTEGRATION" --rpc-url "$RPC_URL" | awk '{print $1}')"
 quote_allowance_before="$(cast call "$USDC_MAINNET" 'allowance(address,address)(uint256)' "$DEPLOYER" "$INTEGRATION" --rpc-url "$RPC_URL" | awk '{print $1}')"
+base_approval_required="$(uint_lt "$base_allowance_before" "$BASE_AMOUNT")"
+quote_approval_required="$(uint_lt "$quote_allowance_before" "$QUOTE_AMOUNT")"
 
 create_gas="0"
 if [[ "$existing_pool" == "0x0000000000000000000000000000000000000000" ]]; then
@@ -255,7 +264,7 @@ if [[ "$existing_pool" == "0x0000000000000000000000000000000000000000" ]]; then
   exit 1
 fi
 
-if (( base_allowance_before < BASE_AMOUNT )); then
+if [[ "$base_approval_required" == "1" ]]; then
   approve_base_output="$(
     cast send "$BASE_TOKEN" \
       'approve(address,uint256)(bool)' \
@@ -266,7 +275,7 @@ if (( base_allowance_before < BASE_AMOUNT )); then
   approve_base_tx="$(parse_tx_hash "$approve_base_output")"
 fi
 
-if (( quote_allowance_before < QUOTE_AMOUNT )); then
+if [[ "$quote_approval_required" == "1" ]]; then
   approve_quote_output="$(
     cast send "$USDC_MAINNET" \
       'approve(address,uint256)(bool)' \
diff --git a/scripts/deployment/replace-mainnet-public-dodo-cw-pool.sh b/scripts/deployment/replace-mainnet-public-dodo-cw-pool.sh
index 54ec723d..66cbb92d 100755
--- a/scripts/deployment/replace-mainnet-public-dodo-cw-pool.sh
+++ b/scripts/deployment/replace-mainnet-public-dodo-cw-pool.sh
@@ -24,6 +24,13 @@ require_cmd() {
   }
 }
 
+uint_lt() {
+  python3 - "$1" "$2" <<'PY'
+import sys
+print("1" if int(sys.argv[1]) < int(sys.argv[2]) else "0")
+PY
+}
+
 require_cmd cast
 
 PAIR=""
@@ -137,6 +144,8 @@ base_balance_before="$(cast call "$BASE_TOKEN" 'balanceOf(address)(uint256)' "$D
 quote_balance_before="$(cast call "$QUOTE_TOKEN" 'balanceOf(address)(uint256)' "$DEPLOYER" --rpc-url "$RPC_URL" | awk '{print $1}')"
 base_allowance_before="$(cast call "$BASE_TOKEN" 'allowance(address,address)(uint256)' "$DEPLOYER" "$INTEGRATION" --rpc-url "$RPC_URL" | awk '{print $1}')"
 quote_allowance_before="$(cast call "$QUOTE_TOKEN" 'allowance(address,address)(uint256)' "$DEPLOYER" "$INTEGRATION" --rpc-url "$RPC_URL" | awk '{print $1}')"
+base_approval_required="$(uint_lt "$base_allowance_before" "$BASE_AMOUNT")"
+quote_approval_required="$(uint_lt "$quote_allowance_before" "$QUOTE_AMOUNT")"
 
 if (( base_balance_before < BASE_AMOUNT )); then
   echo "[fail] insufficient base balance: have=$base_balance_before need=$BASE_AMOUNT" >&2
@@ -199,7 +208,7 @@ fi
 approve_base_tx=""
 approve_quote_tx=""
 
-if (( base_allowance_before < BASE_AMOUNT )); then
+if [[ "$base_approval_required" == "1" ]]; then
   approve_base_output="$(
     cast send "$BASE_TOKEN" \
       'approve(address,uint256)(bool)' \
@@ -210,7 +219,7 @@ if (( base_allowance_before < BASE_AMOUNT )); then
   approve_base_tx="$(parse_tx_hash "$approve_base_output")"
 fi
 
-if (( quote_allowance_before < QUOTE_AMOUNT )); then
+if [[ "$quote_approval_required" == "1" ]]; then
   approve_quote_output="$(
     cast send "$QUOTE_TOKEN" \
       'approve(address,uint256)(bool)' \
diff --git a/scripts/deployment/run-mainnet-public-dodo-cw-swap.sh b/scripts/deployment/run-mainnet-public-dodo-cw-swap.sh
index d6ea8e87..25449de2 100755
--- a/scripts/deployment/run-mainnet-public-dodo-cw-swap.sh
+++ b/scripts/deployment/run-mainnet-public-dodo-cw-swap.sh
@@ -31,6 +31,13 @@ require_cmd() {
   }
 }
 
+uint_lt() {
+  python3 - "$1" "$2" <<'PY'
+import sys
+print("1" if int(sys.argv[1]) < int(sys.argv[2]) else "0")
+PY
+}
+
 require_cmd cast
 require_cmd python3
 
@@ -231,6 +238,7 @@ fi
 allowance="$(cast call "$TOKEN_IN" 'allowance(address,address)(uint256)' "$DEPLOYER" "$INTEGRATION" --rpc-url "$RPC_URL" | awk '{print $1}')"
 balance_in_before="$(cast call "$TOKEN_IN" 'balanceOf(address)(uint256)' "$DEPLOYER" --rpc-url "$RPC_URL" | awk '{print $1}')"
 balance_out_before="$(cast call "$TOKEN_OUT" 'balanceOf(address)(uint256)' "$DEPLOYER" --rpc-url "$RPC_URL" | awk '{print $1}')"
+approval_required="$(uint_lt "$allowance" "$AMOUNT")"
 
 if (( balance_in_before < AMOUNT )); then
   echo "[fail] insufficient input-token balance: have=$balance_in_before need=$AMOUNT" >&2
@@ -256,7 +264,7 @@ if (( DRY_RUN == 1 )); then
   echo "tokenInBalanceBefore=$balance_in_before"
   echo "tokenOutBalanceBefore=$balance_out_before"
   echo "allowanceBefore=$allowance"
-  echo "approvalRequired=$(( allowance < AMOUNT ? 1 : 0 ))"
+  echo "approvalRequired=$approval_required"
   echo "dryRun=1"
   exit 0
 fi
@@ -272,7 +280,7 @@ cleanup_lock() {
 }
 trap cleanup_lock EXIT
 
-if (( allowance < AMOUNT )); then
+if [[ "$approval_required" == "1" ]]; then
   cast send "$TOKEN_IN" \
     'approve(address,uint256)(bool)' \
     "$INTEGRATION" "$AMOUNT" \