diff --git a/include/polarssl/config.h b/include/polarssl/config.h
index ec2864297b..80d0d306de 100644
--- a/include/polarssl/config.h
+++ b/include/polarssl/config.h
@@ -326,8 +326,8 @@
  *
  * This module is required for SSL/TLS PKCS #11 smartcard support.
  * Requires the presence of the PKCS#11 helper library (libpkcs11-helper)
- */
 #define POLARSSL_PKCS11_C
+ */
 
 /*
  * Module:  library/timing.c