diff --git a/Misc/NEWS.d/next/macOS/2020-07-21-22-31-07.bpo-41100.DpyP6E.rst b/Misc/NEWS.d/next/macOS/2020-07-21-22-31-07.bpo-41100.DpyP6E.rst
new file mode 100644
index 00000000000000..adfaca4149d825
--- /dev/null
+++ b/Misc/NEWS.d/next/macOS/2020-07-21-22-31-07.bpo-41100.DpyP6E.rst
@@ -0,0 +1 @@
+fix a bug in getpath.c for arm64 Mac OS
\ No newline at end of file
diff --git a/Modules/getpath.c b/Modules/getpath.c
index f7a6dd40443054..5cf173378d80a1 100644
--- a/Modules/getpath.c
+++ b/Modules/getpath.c
@@ -11,6 +11,7 @@
 
 #ifdef __APPLE__
 #  include <mach-o/dyld.h>
+#  include <AvailabilityMacros.h>
 #endif
 
 /* Search in some common locations for the associated Python libraries.