diff --git a/build/jam/OptionalPackageDependencies b/build/jam/OptionalPackageDependencies
index e96bb2ca5d..54371466d0 100644
--- a/build/jam/OptionalPackageDependencies
+++ b/build/jam/OptionalPackageDependencies
@@ -9,6 +9,7 @@ OptionalPackageDependencies BeHappy : BeBook NetSurf ;
 OptionalPackageDependencies Development : DevelopmentBase Perl ;
 OptionalPackageDependencies DevelopmentBase : CDRecord DevelopmentMin Yasm ;
 OptionalPackageDependencies DevelopmentMin : LibIconv ;
+OptionalPackageDependencies Firefox : LibIconv ;
 OptionalPackageDependencies LibLayout : DevelopmentBase ;
 OptionalPackageDependencies NetSurf : OpenSSL ;
 OptionalPackageDependencies OpenSSH : OpenSSL ;