diff --git a/src/libstrongswan/Android.mk b/src/libstrongswan/Android.mk
index bba0ac55f..b6897c4c3 100644
--- a/src/libstrongswan/Android.mk
+++ b/src/libstrongswan/Android.mk
@@ -104,6 +104,8 @@ LOCAL_SRC_FILES += $(call add_plugin, pem)
 
 LOCAL_SRC_FILES += $(call add_plugin, pkcs1)
 
+LOCAL_SRC_FILES += $(call add_plugin, pkcs11)
+
 LOCAL_SRC_FILES += $(call add_plugin, pubkey)
 
 LOCAL_SRC_FILES += $(call add_plugin, random)