diff --git a/README.md b/README.md
index fbc425c..616e78f 100644
--- a/README.md
+++ b/README.md
@@ -819,7 +819,7 @@ Frequently asked questions:
 
 - Q: Which currencies can I convert to?
 
-  - A: The supported fiat currencies for conversion are `AUD`, `BRL`, `CAD`, `CFH`, `CLP`, `CNY`, `CZK`, `DKK`, `EUR`, `GBP`, `HKD`, `HUF`, `IDR`, `ILS`, `INR`, `JPY`, `KRW`, `MXN`, `MYR`, `NOK`, `NZD`, `PLN`, `PHP`, `PKR`, `RUB`, `SEK`, `SGD`, `THB`, `TRY`, `TWD`, `USD`, `ZAR` and `VND`.
+  - A: The supported fiat currencies for conversion are `AUD`, `BRL`, `CAD`, `CFH`, `CLP`, `CNY`, `CZK`, `DKK`, `EUR`, `GBP`, `HKD`, `HUF`, `IDR`, `ILS`, `INR`, `JPY`, `KRW`, `MXN`, `MYR`, `NOK`, `NZD`, `PLN`, `PHP`, `PKR`, `RUB`, `SEK`, `SGD`, `THB`, `TRY`, `TWD`, `USD`,  `VND`, and `ZAR`.
 
     The supported crypto currencies for conversion are `BTC` and `ETH`.
 
diff --git a/cointop/common/api/impl/coingecko/coingecko.go b/cointop/common/api/impl/coingecko/coingecko.go
index 38e0832..cf03e91 100644
--- a/cointop/common/api/impl/coingecko/coingecko.go
+++ b/cointop/common/api/impl/coingecko/coingecko.go
@@ -252,25 +252,26 @@ func (s *Service) CoinLink(name string) string {
 
 // SupportedCurrencies returns a list of supported currencies
 func (s *Service) SupportedCurrencies() []string {
+
+	// keep these in alphabetical order
 	return []string{
-		"BTC",
-		"ETH",
-		"BNB",
-		"EOS",
-		"USD",
 		"AED",
 		"ARS",
 		"AUD",
 		"BDT",
 		"BHD",
 		"BMD",
+		"BNB",
 		"BRL",
+		"BTC",
 		"CAD",
 		"CHF",
 		"CLP",
 		"CNY",
 		"CZK",
 		"DKK",
+		"EOS",
+		"ETH",
 		"EUR",
 		"GBP",
 		"HKD",
@@ -297,11 +298,11 @@ func (s *Service) SupportedCurrencies() []string {
 		"THB",
 		"TRY",
 		"TWD",
+		"USD",
 		"VEF",
 		"VND",
-		"ZAR",
-		"XDR",
 		"XAG",
-		"VND",
+		"XDR",
+		"ZAR",
 	}
 }
diff --git a/cointop/common/api/impl/coinmarketcap/coinmarketcap.go b/cointop/common/api/impl/coinmarketcap/coinmarketcap.go
index 69222b3..6cd0646 100644
--- a/cointop/common/api/impl/coinmarketcap/coinmarketcap.go
+++ b/cointop/common/api/impl/coinmarketcap/coinmarketcap.go
@@ -192,17 +192,19 @@ func (s *Service) CoinLink(name string) string {
 
 // SupportedCurrencies returns a list of supported currencies
 func (s *Service) SupportedCurrencies() []string {
+
+	// keep these in alphabetical order
 	return []string{
-		"BTC",
-		"ETH",
 		"AUD",
 		"BRL",
+		"BTC",
 		"CAD",
 		"CFH",
 		"CLP",
 		"CNY",
 		"CZK",
 		"DKK",
+		"ETH",
 		"EUR",
 		"GBP",
 		"HKD",
@@ -216,9 +218,9 @@ func (s *Service) SupportedCurrencies() []string {
 		"MYR",
 		"NOK",
 		"NZD",
-		"PLN",
 		"PHP",
 		"PKR",
+		"PLN",
 		"RUB",
 		"SEK",
 		"SGD",
@@ -226,7 +228,7 @@ func (s *Service) SupportedCurrencies() []string {
 		"TRY",
 		"TWD",
 		"USD",
-		"ZAR",
 		"VND",
+		"ZAR",
 	}
 }
diff --git a/cointop/conversion.go b/cointop/conversion.go
index 694d808..a125b93 100644
--- a/cointop/conversion.go
+++ b/cointop/conversion.go
@@ -9,6 +9,7 @@ import (
 	"github.com/miguelmota/cointop/cointop/common/pad"
 )
 
+// keep these in alphabetical order
 var fiatCurrencyNames = map[string]string{
 	"AUD": "Australian Dollar",
 	"BRL": "Brazilian Real",
@@ -41,8 +42,8 @@ var fiatCurrencyNames = map[string]string{
 	"TRY": "Turkish lira",
 	"TWD": "New Taiwan Dollar",
 	"USD": "US Dollar",
+	"VND": "Vietnamese Dong",
 	"ZAR": "South African Rand",
-	"VND": "Vietnamese đồng",
 }
 
 var cryptocurrencyNames = map[string]string{
@@ -50,6 +51,7 @@ var cryptocurrencyNames = map[string]string{
 	"ETH": "Ethereum",
 }
 
+// keep these in alphabetical order
 var currencySymbolMap = map[string]string{
 	"AUD": "$",
 	"BRL": "R$",
@@ -84,8 +86,8 @@ var currencySymbolMap = map[string]string{
 	"TRY": "₺",
 	"TWD": "NT$",
 	"USD": "$",
-	"ZAR": "R",
 	"VND": "₫",
+	"ZAR": "R",
 }
 
 var alphanumericcharacters = []rune{'0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o', 'p', 'q', 'r', 's', 't', 'u', 'v', 'w', 'x', 'y', 'z', 'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O', 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W', 'X', 'Y', 'Z'}