diff --git a/qgis-2.18.12-pyobject-redefined.patch b/qgis-2.18.12-pyobject-redefined.patch
deleted file mode 100644
index dca2446..0000000
--- a/qgis-2.18.12-pyobject-redefined.patch
+++ /dev/null
@@ -1,18 +0,0 @@
-commit 91171370514b558ea7f0ae34af7503ddb31d68e6
-Author: Juergen E. Fischer <jef@norbit.de>
-Date:   Sun Aug 20 10:51:52 2017 +0200
-
-    remove sip workaround (fixes #17038, refs #16071)
-
-diff --git a/python/core/qgscoordinatetransform.sip b/python/core/qgscoordinatetransform.sip
-index f9b7854..464952d 100644
---- a/python/core/qgscoordinatetransform.sip
-+++ b/python/core/qgscoordinatetransform.sip
-@@ -15,7 +15,6 @@
- class QgsCoordinateTransform : QObject
- {
- %TypeHeaderCode
--extern PyObject *sipExportedExceptions__core[2];  // workaround: sipExportedExceptions__core is only defined in the first sip part
- #include <qgscoordinatetransform.h>
- %End
-