diff --git a/Makefile.pre.in b/Makefile.pre.in
index 31f61f3d5b836c..5b6c0b9b62d334 100644
--- a/Makefile.pre.in
+++ b/Makefile.pre.in
@@ -1081,6 +1081,7 @@ PYTHON_HEADERS= \
 		$(srcdir)/Include/cpython/dictobject.h \
 		$(srcdir)/Include/cpython/fileobject.h \
 		$(srcdir)/Include/cpython/fileutils.h \
+		$(srcdir)/Include/cpython/frameobject.h \
 		$(srcdir)/Include/cpython/import.h \
 		$(srcdir)/Include/cpython/initconfig.h \
 		$(srcdir)/Include/cpython/interpreteridobject.h \