diff -durN pygobject-3.38.0.orig/gi/overrides/meson.build pygobject-3.38.0/gi/overrides/meson.build
--- pygobject-3.38.0.orig/gi/overrides/meson.build	2019-12-30 14:13:06.357884400 +0300
+++ pygobject-3.38.0/gi/overrides/meson.build	2020-09-13 08:26:42.556425863 +0300
@@ -11,5 +11,6 @@
   '__init__.py']
 
 python.install_sources(python_sources,
+  pure : false,
   subdir : join_paths('gi', 'overrides')
 )
diff -durN pygobject-3.38.0.orig/gi/repository/meson.build pygobject-3.38.0/gi/repository/meson.build
--- pygobject-3.38.0.orig/gi/repository/meson.build	2019-12-30 14:13:06.361884400 +0300
+++ pygobject-3.38.0/gi/repository/meson.build	2020-09-13 08:26:24.387183387 +0300
@@ -1,5 +1,6 @@
 python_sources = ['__init__.py']
 
 python.install_sources(python_sources,
+  pure : false,
   subdir : join_paths('gi', 'repository')
 )
diff -durN pygobject-3.38.0.orig/pygtkcompat/meson.build pygobject-3.38.0/pygtkcompat/meson.build
--- pygobject-3.38.0.orig/pygtkcompat/meson.build	2019-12-30 14:13:06.361884400 +0300
+++ pygobject-3.38.0/pygtkcompat/meson.build	2020-09-13 08:25:10.267194201 +0300
@@ -4,5 +4,6 @@
   'pygtkcompat.py']
 
 python.install_sources(python_sources,
+  pure : false,
   subdir : 'pygtkcompat'
 )