try this

src/connection.cpp

@@ -561,12 +561,12 @@ QString ConnectionLoader::zcashConfWritableLocation() {
 }
 
 QString ConnectionLoader::zcashParamsDir() {
+#ifdef Q_OS_LINUX
     //TODO: If /usr/share/hush exists, use that. It should not be assumed writeable
-    #ifdef Q_OS_LINUX
     auto paramsLocation = QDir(QDir(QStandardPaths::writableLocation(QStandardPaths::HomeLocation)).filePath(".zcash-params"));
     // Debian packages do not install into per-user dirs
     if (!paramsLocation.exists()) {
-        paramsLocation = QDir("/").filePath("usr/share/hush");
+        paramsLocation = QDir(QDir("/").filePath("usr/share/hush"));
     }
 #elif defined(Q_OS_DARWIN)
     auto paramsLocation = QDir(QDir(QStandardPaths::writableLocation(QStandardPaths::HomeLocation)).filePath("Library/Application Support/ZcashParams"));