Fix selection of hash from sig_alg ClientHello ext.
diff --git a/library/md.c b/library/md.c
index 7f9c5dc..5f3f32d 100644
--- a/library/md.c
+++ b/library/md.c
@@ -53,13 +53,13 @@
 static const int supported_digests[] = {
 
 #if defined(POLARSSL_SHA512_C)
-        POLARSSL_MD_SHA384,
         POLARSSL_MD_SHA512,
+        POLARSSL_MD_SHA384,
 #endif
 
 #if defined(POLARSSL_SHA256_C)
-        POLARSSL_MD_SHA224,
         POLARSSL_MD_SHA256,
+        POLARSSL_MD_SHA224,
 #endif
 
 #if defined(POLARSSL_SHA1_C)