diff --git a/graphene.changes b/graphene.changes
index 80e2ee9..c121fbe 100644
--- a/graphene.changes
+++ b/graphene.changes
@@ -1,8 +1,18 @@
+-------------------------------------------------------------------
+Wed Nov 29 12:22:26 UTC 2017 - dimstar@opensuse.org
+
+- Switch to python3:
+  + Update the shebang in src/identfilter.py using sed.
+  + Replace --identifier-filter-cmd=python in src/meson.build with
+    --identifier-filter-cmd=python3 (using sed).
+  + Add python3-base BuildRequires: needed to have the python3
+    interpreter present.
+
 -------------------------------------------------------------------
 Thu Aug 10 01:57:07 CEST 2017 - ro@suse.de
 
 - on i586, disable sse2 for the moment, otherwise the package
-  fails in the testsuite on the "box" test 
+  fails in the testsuite on the "box" test
 
 -------------------------------------------------------------------
 Sat Mar  4 08:47:33 UTC 2017 - zaitor@opensuse.org
diff --git a/graphene.spec b/graphene.spec
index e668746..8aeff33 100644
--- a/graphene.spec
+++ b/graphene.spec
@@ -28,6 +28,7 @@ Source99:       baselibs.conf
 BuildRequires:  gobject-introspection-devel
 BuildRequires:  meson >= 0.37.0
 BuildRequires:  pkgconfig
+BuildRequires:  python3-base
 BuildRequires:  pkgconfig(gobject-2.0) >= 2.30.0
 BuildRoot:      %{_tmppath}/%{name}-%{version}-build
 
@@ -76,6 +77,9 @@ This subpackage contains the development files for the Graphene library.
 
 %prep
 %setup -q
+# replace usr/bin/env shebang
+sed -i "s|/usr/bin/env python|/usr/bin/python3|" src/identfilter.py
+sed -i "s|--identifier-filter-cmd=python|--identifier-filter-cmd=python3|" src/meson.build
 
 %build
 # meson errors out without a utf8 LANG set