diff -Naur hplip-3.20.3_orig/base/utils.py hplip-3.20.3/base/utils.py
--- hplip-3.20.3_orig/base/utils.py	2020-05-10 09:51:22.660145605 +0200
+++ hplip-3.20.3/base/utils.py	2020-05-10 09:52:13.738669066 +0200
@@ -285,8 +285,8 @@
                         except ValueError:
                             yield fullname
 
-        #if os.path.islink(fullname):
-        #    fullname = os.path.realpath(os.readlink(fullname))
+        if os.path.islink(fullname):
+            fullname = os.path.realpath(os.readlink(fullname))
 
         if recurse and os.path.isdir(fullname): # or os.path.islink(fullname):
             for f in walkFiles(fullname, recurse, abs_paths, return_folders, pattern, path):
diff -Naur hplip-3.20.3_orig/installer/core_install.py hplip-3.20.3/installer/core_install.py
--- hplip-3.20.3_orig/installer/core_install.py	2020-05-10 09:51:22.685158104 +0200
+++ hplip-3.20.3/installer/core_install.py	2020-05-10 14:18:41.840472948 +0200
@@ -762,7 +762,7 @@
         self.native_cups = self.get_distro_ver_data('native_cups', False)
 
         # Adjust required flag based on the distro ver ui_toolkit value
-        ui_toolkit = self.get_distro_ver_data('ui_toolkit', 'qt4').lower()
+        ui_toolkit = self.get_distro_ver_data('ui_toolkit', 'qt5').lower()
 
         if ui_toolkit == 'qt4':
             log.debug("Default UI toolkit: Qt4")
diff -Naur hplip-3.20.3_orig/installer/dcheck.py hplip-3.20.3/installer/dcheck.py
--- hplip-3.20.3_orig/installer/dcheck.py	2020-05-10 09:51:22.685158104 +0200
+++ hplip-3.20.3/installer/dcheck.py	2020-05-10 12:25:59.488876015 +0200
@@ -366,11 +366,11 @@
 
 def get_pil_version():
     try:
-        from PIL import Image
+        import PIL
     except ImportError:
         return '-'
     else:
-         return Image.PILLOW_VERSION
+         return PIL.__version__
 
 def get_libpthread_version():
     try:
diff -Naur hplip-3.20.3_orig/installer/distros.dat hplip-3.20.3/installer/distros.dat
--- hplip-3.20.3_orig/installer/distros.dat	2020-05-10 09:51:22.685158104 +0200
+++ hplip-3.20.3/installer/distros.dat	2020-05-10 13:56:31.872552220 +0200
@@ -3406,7 +3406,7 @@
 udev_mode_fix=1
 ppd_dir=
 fix_ppd_symlink=0
-drv_dir=/usr/share/cups/drv/HP
+drv_dir=/usr/share/cups/drv/hp
 
 # ********************
 [gentoo:any]
@@ -3425,8 +3425,8 @@
 udev_mode_fix=1
 ppd_dir=/usr/share/ppd/HP
 fix_ppd_symlink=0
-drv_dir=/usr/share/cups/drv/HP
-ui_toolkit=none
+drv_dir=/usr/share/cups/drv/hp
+ui_toolkit=qt5
 
 
 # ****************************************
@@ -14047,7 +14047,7 @@
 packages=python2-pillow
 
 [manjarolinux:18.1.0:python3-reportlab]
-packages=python-reportlab
+packages=python-reportlab
 
 [manjarolinux:18.1.0:autoconf]
 packages=autoconf