diff -r ba26b19572ab -r 2e79e0975e58 src/Utils.h
--- a/src/Utils.h	Sat Apr 09 13:34:45 2022 +0200
+++ b/src/Utils.h	Sat Apr 09 21:50:19 2022 +0200
@@ -28,6 +28,10 @@
     double kw_to_srm(int colormethod, double c);
     double kw_to_ebc(int colormethod, double c);
     double abvol(double og, double fg);
+    double toIBU(int Use, int Form, double SG, double Volume, double Amount, double Boiltime, double Alpha,
+                 int Method, double Whirlpool9, double Whirlpool7, double Whirlpool6);
+    double hopFlavourContribution(double bt, double vol, int use, double amount);
+    double hopAromaContribution(double bt, double vol, int use, double amount);
     QString hours_to_string(int hours);
 
     /**