diff --git a/lang/python/python-flit-core/Makefile b/lang/python/python-flit-core/Makefile
index ba21d01b3b..db765d7ab1 100644
--- a/lang/python/python-flit-core/Makefile
+++ b/lang/python/python-flit-core/Makefile
@@ -8,12 +8,12 @@
 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=python-flit-core
-PKG_VERSION:=4.0.2
+PKG_VERSION:=3.12.0
 PKG_RELEASE:=1
 
 PYPI_NAME:=flit-core
 PYPI_SOURCE_NAME:=flit_core
-PKG_HASH:=b6929defd93884b584d7c87829e0e7b5c26ed6be17b0b873979019314aa841c8
+PKG_HASH:=18f63100d6f94385c6ed57a72073443e1a71a4acb4339491615d0f16d6ff01b2
 
 PKG_LICENSE:=BSD-3-Clause
 PKG_LICENSE_FILES:=LICENSE