diff --git a/grass.spec b/grass.spec
index 6989e9a..e12cdf8 100644
--- a/grass.spec
+++ b/grass.spec
@@ -7,7 +7,7 @@
 
 Name:		grass
 Version:	7.8.3
-Release:	4%{?dist}
+Release:	5%{?dist}
 Summary:	GRASS GIS - Geographic Resources Analysis Support System
 
 %if 0%{?rhel} >= 7
@@ -77,11 +77,11 @@ BuildRequires:	proj-epsg
 BuildRequires:	proj-nad
 %endif
 %if 0%{?fedora} >= 30
-BuildRequires:  proj-datumgrid-world
+BuildRequires:	proj-datumgrid-world
 %endif
 %if (0%{?rhel} <= 6 && !0%{?fedora})
 # argparse is included in python2.7+ but not python2.6
-BuildRequires:  python-argparse
+BuildRequires:	python-argparse
 %endif
 %if 0%{?rhel} == 7
 # EPEL7
@@ -91,7 +91,7 @@ BuildRequires:	python3-dateutil
 %endif
 BuildRequires:	python3-devel
 %if (0%{?rhel} > 6 || 0%{?fedora})
-BuildRequires:  python3-pillow
+BuildRequires:	python3-pillow
 %else
 # EPEL6
 BuildRequires:	python-imaging
@@ -135,15 +135,10 @@ Requires:	python%{python3_version_nodots}-dateutil
 %else
 Requires:	python3-dateutil
 %endif
-%if 0%{?rhel} < 7
-Requires:	wxPython
+%if 0%{?rhel} && 0%{?rhel} < 7
+Requires: wxPython
 %else
-%if 0%{?rhel} > 6
-# https://bugzilla.redhat.com/show_bug.cgi?id=1765573
-#Requires:   python%{python3_version_nodots}-wxpython4
-%else
-Requires:	python3-wxpython4
-%endif
+Requires: python3-wxpython4
 %endif
 
 %if "%{_lib}" == "lib"
@@ -369,6 +364,9 @@ fi
 %{_libdir}/%{name}%{shortver}/include
 
 %changelog
+* Tue May 26 2020 Markus Neteler <neteler@mundialis.de> - 7.8.3-5
+- fixed wxPython for F33 (BZ#1836761)
+
 * Thu May 21 2020 Sandro Mani <manisandro@gmail.com> - 7.8.3-4
 - Rebuild (gdal)