nrdufour [1] filed a merge request for wsjtx [2]: I managed to solve the compilation issue on `qt_helpers.hpp` with the following patch file called `wsjtx.patch` being copied in the source itself with the following content: ------------------------------------------------------- --- a/qt_helpers.hpp 2019-11-26 09:22:32.000000000 -0500 +++ b/qt_helpers.hpp 2020-02-03 11:30:07.488214336 -0500 @@ -83,6 +83,7 @@ // std::hash<> specialization for QString based on the dbj2 // algorithm http://www.cse.yorku.ca/~oz/hash.html because qHash() // is poor on 64-bit platforms due to being a 32-bit hash value + #if QT_VERSION < QT_VERSION_CHECK(5, 14, 0) template<> struct hash<QString> { @@ -96,6 +97,7 @@ return hash; } }; +#endif } // Register some useful Qt types with QMetaType ------------------------------------------------------- then I added the following to the `PKGBUILD`: ------------------------------------------------------- prepare() { cp $srcdir/../wsjtx.patch $srcdir/wsjtx-2.1.2/wsjtx.patch } ------------------------------------------------------- [1] https://aur.archlinux.org/account/nrdufour/ [2] https://aur.archlinux.org/pkgbase/wsjtx/