diff --git a/package/python/python.mk b/package/python/python.mk
index cb54e3e96..b23784867 100644
--- a/package/python/python.mk
+++ b/package/python/python.mk
@@ -121,7 +121,8 @@ endif
 PYTHON_CONF_ENV += \
 	ac_cv_have_long_long_format=yes \
 	ac_cv_file__dev_ptmx=yes \
-	ac_cv_file__dev_ptc=yes
+	ac_cv_file__dev_ptc=yes \
+	ac_cv_working_tzset=yes
 
 PYTHON_CONF_OPT += \
 	--without-cxx-main 	\
diff --git a/package/python3/python3.mk b/package/python3/python3.mk
index 98fc31b6f..1591ac915 100644
--- a/package/python3/python3.mk
+++ b/package/python3/python3.mk
@@ -96,6 +96,7 @@ PYTHON3_CONF_ENV += \
 	ac_cv_have_long_long_format=yes \
 	ac_cv_file__dev_ptmx=yes \
 	ac_cv_file__dev_ptc=yes \
+	ac_cv_working_tzset=yes
 
 PYTHON3_CONF_OPT += \
 	--without-ensurepip	\