diff --git a/apps/py_sems/Makefile b/apps/py_sems/Makefile
index f771eb09..179e97f6 100644
--- a/apps/py_sems/Makefile
+++ b/apps/py_sems/Makefile
@@ -1,3 +1,4 @@
+
 plug_in_name = py_sems
 include Makefile.defs
 
@@ -8,7 +9,7 @@ TTS ?= y
 # put used Python modules from lib-dynload here, e.g. time, mysql, _cvs.so etc.
 PYTHON_DYNLOAD_MODULES = $(wildcard $(PYTHON_LIBDIR)/lib-dynload/*.so) \
 	$(wildcard $(PYTHON_LIBDIR)/site-packages/*.so)
-PYTHON_module_cflags = -fno-strict-aliasing -I$(PYTHON_DIR) -Isip/
+PYTHON_module_cflags = -Wno-write-strings -fno-strict-aliasing -I$(PYTHON_DIR) -Isip/
 PYTHON_module_ldflags = -Xlinker --export-dynamic \
 			-L$(PYTHON_LIBDIR)/config \
 			-lpython$(PY_VER)