@@ -37,10 +37,11 @@
 	size_t digestSize = [class digestSize];
 	const unsigned char *digest;
 	char cString[digestSize * 2];
 
 	[hash updateWithBuffer: self.UTF8String length: self.UTF8StringLength];
+	[hash calculate];
 	digest = hash.digest;
 
 	for (size_t i = 0; i < digestSize; i++) {
 		uint8_t high, low;