diff --git a/index.html b/index.html
index dbb9f6b..294f67f 100644
--- a/index.html
+++ b/index.html
@@ -10405,7 +10405,7 @@ janin.currencies = [
janin.currency.createCurrency ("Fujicoin", 0x24, 0xa4, "6", "R" , "Fqr2ZrqWPCryqsfjdghwMT3enGHukGonit"),
janin.currency.createCurrency ("GlobalBoost",0x26, 0xa6, "6", "R" , "GeXdH1WhzA7ayYim9sdCCQKcVukUq1W8LJ"),
janin.currency.createCurrency ("Goodcoin", 0x26, 0xa6, "6", "R" , "GM3kAbQGaMVAYk8U3CrVGhSwz1hZaF6gVM"),
- janin.currency.createCurrency ("Gridcoin", 0x3e, 0xbe, "7", "V" , "SHs9ESzUL9VAEcq7kStfF1JUAMaNT1EYzJ"),
+ janin.currency.createCurrency ("Gridcoin", 0x25, 0xa5, "6", "R" , "FyYkg3xhJVcVzMMw8JKfQaBxA9DAVhivq4"),
janin.currency.createCurrency ("Guldencoin", 0x26, 0xa6, "6", "R" , "GLD7BDBYyddx6Sr72zGfreRG21dJAe74j8"),
janin.currency.createCurrency ("Guncoin", 0x27, 0xa7, "6", "R" , "GwVej6c3tF9GqEdSKmwJiUDWtQVK2wY9fP"),
janin.currency.createCurrency ("HamRadioCoin",0x00,0x80, "5", "LK" , "1JQVWKT1NQJUJbbq4UdJUY8DbWmgqrrHWz"),
diff --git a/src/janin.currency.js b/src/janin.currency.js
index f01a26c..7ed30b3 100644
--- a/src/janin.currency.js
+++ b/src/janin.currency.js
@@ -116,7 +116,7 @@ janin.currencies = [
janin.currency.createCurrency ("Fujicoin", 0x24, 0xa4, "6", "R" , "Fqr2ZrqWPCryqsfjdghwMT3enGHukGonit"),
janin.currency.createCurrency ("GlobalBoost",0x26, 0xa6, "6", "R" , "GeXdH1WhzA7ayYim9sdCCQKcVukUq1W8LJ"),
janin.currency.createCurrency ("Goodcoin", 0x26, 0xa6, "6", "R" , "GM3kAbQGaMVAYk8U3CrVGhSwz1hZaF6gVM"),
- janin.currency.createCurrency ("Gridcoin", 0x3e, 0xbe, "7", "V" , "SHs9ESzUL9VAEcq7kStfF1JUAMaNT1EYzJ"),
+ janin.currency.createCurrency ("Gridcoin", 0x25, 0xa5, "6", "R" , "FyYkg3xhJVcVzMMw8JKfQaBxA9DAVhivq4"),
janin.currency.createCurrency ("Guldencoin", 0x26, 0xa6, "6", "R" , "GLD7BDBYyddx6Sr72zGfreRG21dJAe74j8"),
janin.currency.createCurrency ("Guncoin", 0x27, 0xa7, "6", "R" , "GwVej6c3tF9GqEdSKmwJiUDWtQVK2wY9fP"),
janin.currency.createCurrency ("HamRadioCoin",0x00,0x80, "5", "LK" , "1JQVWKT1NQJUJbbq4UdJUY8DbWmgqrrHWz"),