diff --git a/configs/config-ccm-psk-tls1_2.h b/configs/config-ccm-psk-tls1_2.h
index 67f32f862..3941028a4 100644
--- a/configs/config-ccm-psk-tls1_2.h
+++ b/configs/config-ccm-psk-tls1_2.h
@@ -16,15 +16,12 @@
 
 /* PolarSSL modules */
 #define POLARSSL_AES_C
-#define POLARSSL_ASN1_PARSE_C
-#define POLARSSL_ASN1_WRITE_C
 #define POLARSSL_CCM_C
 #define POLARSSL_CIPHER_C
 #define POLARSSL_CTR_DRBG_C
 #define POLARSSL_ENTROPY_C
 #define POLARSSL_MD_C
 #define POLARSSL_NET_C
-#define POLARSSL_OID_C
 #define POLARSSL_SHA256_C
 #define POLARSSL_SSL_CLI_C
 #define POLARSSL_SSL_SRV_C
diff --git a/configs/config-psk-rc4-tls1_0.h b/configs/config-psk-rc4-tls1_0.h
index 6a06dc7f8..d94318e0a 100644
--- a/configs/config-psk-rc4-tls1_0.h
+++ b/configs/config-psk-rc4-tls1_0.h
@@ -4,7 +4,6 @@
  *
  * See README.txt for usage instructions.
  */
-
 #ifndef POLARSSL_CONFIG_H
 #define POLARSSL_CONFIG_H
 
@@ -19,15 +18,12 @@
 /* PolarSSL modules */
 #define POLARSSL_AES_C
 #define POLARSSL_ARC4_C
-#define POLARSSL_ASN1_PARSE_C
-#define POLARSSL_ASN1_WRITE_C
 #define POLARSSL_CIPHER_C
 #define POLARSSL_CTR_DRBG_C
 #define POLARSSL_ENTROPY_C
 #define POLARSSL_MD_C
 #define POLARSSL_MD5_C
 #define POLARSSL_NET_C
-#define POLARSSL_OID_C
 #define POLARSSL_SHA1_C
 #define POLARSSL_SHA256_C
 #define POLARSSL_SSL_CLI_C