diff --git a/cpu/cc2538/Makefile.features b/cpu/cc2538/Makefile.features
index 894817aedb..c113572813 100644
--- a/cpu/cc2538/Makefile.features
+++ b/cpu/cc2538/Makefile.features
@@ -1,4 +1,5 @@
 FEATURES_PROVIDED += periph_cpuid
 FEATURES_PROVIDED += periph_hwrng
+FEATURES_PROVIDED += puf_sram
 
 -include $(RIOTCPU)/cortexm_common/Makefile.features