diff --git a/Makefile.pre.in b/Makefile.pre.in
index 77f91e72b19190..f128444b98594e 100644
--- a/Makefile.pre.in
+++ b/Makefile.pre.in
@@ -1114,6 +1114,7 @@ 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 \