diff --git a/modules/bitcoin.py b/modules/bitcoin.py
index 69a397d..6bb5720 100644
--- a/modules/bitcoin.py
+++ b/modules/bitcoin.py
@@ -58,4 +58,4 @@ def bitcoin(phenny, input):
 
     phenny.say("{amount} {currency}".format(amount=amount2,
                                             currency=currency2))
-bitcoin.rule = (['bitcoin'], r'(\d+)\s(\w+)(\s\w+)?')
+bitcoin.rule = (['bitcoin'], r'([\d\.]+)\s(\w+)(\s\w+)?')
diff --git a/modules/test/test_bitcoin.py b/modules/test/test_bitcoin.py
index 9d87b3a..0342073 100644
--- a/modules/test/test_bitcoin.py
+++ b/modules/test/test_bitcoin.py
@@ -35,6 +35,13 @@ class TestCalc(unittest.TestCase):
         out = self.phenny.say.call_args[0][0]
         self.assertRegex(out, r'[\d\.]+ BTC')
 
+    def test_usd_decimal(self):
+        input = Mock(group=self.makegroup('1.25', 'USD'))
+        bitcoin(self.phenny, input)
+
+        out = self.phenny.say.call_args[0][0]
+        self.assertRegex(out, r'[\d\.]+ BTC')
+
     def test_eur(self):
         input = Mock(group=self.makegroup('1', 'EUR'))
         bitcoin(self.phenny, input)