diff --git a/include/mbedtls/pkcs12.h b/include/mbedtls/pkcs12.h
index a621ef5b15..69f04177c8 100644
--- a/include/mbedtls/pkcs12.h
+++ b/include/mbedtls/pkcs12.h
@@ -46,6 +46,8 @@
 extern "C" {
 #endif
 
+#if defined(MBEDTLS_ASN1_PARSE_C)
+
 /**
  * \brief            PKCS12 Password Based function (encryption / decryption)
  *                   for pbeWithSHAAnd128BitRC4
@@ -87,6 +89,8 @@ int mbedtls_pkcs12_pbe( mbedtls_asn1_buf *pbe_params, int mode,
                 const unsigned char *input, size_t len,
                 unsigned char *output );
 
+#endif /* MBEDTLS_ASN1_PARSE_C */
+
 /**
  * \brief            The PKCS#12 derivation function uses a password and a salt
  *                   to produce pseudo-random bits for a particular "purpose".
diff --git a/library/pkcs12.c b/library/pkcs12.c
index 16a15cb63e..7edf064c13 100644
--- a/library/pkcs12.c
+++ b/library/pkcs12.c
@@ -48,6 +48,8 @@
 #include "mbedtls/des.h"
 #endif
 
+#if defined(MBEDTLS_ASN1_PARSE_C)
+
 static int pkcs12_parse_pbe_params( mbedtls_asn1_buf *params,
                                     mbedtls_asn1_buf *salt, int *iterations )
 {
@@ -226,6 +228,8 @@ exit:
     return( ret );
 }
 
+#endif /* MBEDTLS_ASN1_PARSE_C */
+
 static void pkcs12_fill_buffer( unsigned char *data, size_t data_len,
                                 const unsigned char *filler, size_t fill_len )
 {