diff --git a/qt5-qtbase.spec b/qt5-qtbase.spec
index e75fec5..ad15144 100644
--- a/qt5-qtbase.spec
+++ b/qt5-qtbase.spec
@@ -57,7 +57,7 @@ BuildRequires: pkgconfig(libsystemd)
 Name:    qt5-qtbase
 Summary: Qt5 - QtBase components
 Version: 5.15.2
-Release: 18%{?dist}
+Release: 19%{?dist}
 
 
 # See LGPL_EXCEPTIONS.txt, for exception details
@@ -541,10 +541,6 @@ make install INSTALL_ROOT=%{buildroot}
 # Install tests for gating
 %qt5_install_tests
 
-# Fix mangling shebangs
-sed -i s@\/usr\/bin\/python@\/usr\/bin\/python3@ %{buildroot}%{_qt5_libdir}/qt5/tests/manual/xembed-widgets/gtk-embedder.py
-sed -i s@\/usr\/bin\/python@\/usr\/bin\/python3@ %{buildroot}%{_qt5_libdir}/qt5/tests/manual/xembed-raster/gtk-embedder.py
-
 # Remove tests which will produce error when checking rpath
 rm -rf %{buildroot}%{_qt5_libdir}/qt5/tests/auto/corelib/plugin/qpluginloader/elftest
 # Remove android stuff which will just add us dependencies on Perl modules
@@ -1096,6 +1092,10 @@ fi
 
 
 %changelog
+* Thu Jun 10 2021 Jan Grulich <jgrulich@redhat.com> - 5.15.2-19
+- Let qt5_install_tests macro handle mangling python shebangs
+  Resolves: bz#1968459
+
 * Wed Jun 09 2021 Jan Grulich <jgrulich@redhat.com> - 5.15.2-18
 - Add gating tests
   Resolves: bz#1968459