diff --git a/src/libsodium/Makefile.am b/src/libsodium/Makefile.am
index 99ad68d4..01160669 100644
--- a/src/libsodium/Makefile.am
+++ b/src/libsodium/Makefile.am
@@ -30,6 +30,7 @@ libsodium_la_SOURCES = \
 	crypto_generichash/blake2/ref/blake2b-ref.c \
 	crypto_generichash/blake2/ref/blake2s-ref.c \
 	crypto_generichash/blake2/ref/generichash_blake2b.c \
+	crypto_hash/crypto_hash.c \
 	crypto_hash/sha256/ref/api.h \
 	crypto_hash/sha256/ref/hash_sha256.c \
 	crypto_hash/sha512/ref/api.h \
diff --git a/src/libsodium/crypto_auth/crypto_auth.c b/src/libsodium/crypto_auth/crypto_auth.c
index 57b3a005..cd07db54 100644
--- a/src/libsodium/crypto_auth/crypto_auth.c
+++ b/src/libsodium/crypto_auth/crypto_auth.c
@@ -1,14 +1,16 @@
 
 #include "crypto_auth.h"
 
-int crypto_auth(unsigned char *out, const unsigned char *in,
-                unsigned long long inlen, const unsigned char *k)
+int
+crypto_auth(unsigned char *out, const unsigned char *in,
+            unsigned long long inlen, const unsigned char *k)
 {
     return crypto_auth_hmacsha512256(out, in, inlen, k);
 }
 
-int crypto_auth_verify(const unsigned char *h, const unsigned char *in,
-                       unsigned long long inlen,const unsigned char *k)
+int
+crypto_auth_verify(const unsigned char *h, const unsigned char *in,
+                   unsigned long long inlen,const unsigned char *k)
 {
     return crypto_auth_hmacsha512256_verify(h, in, inlen, k);
 }
diff --git a/src/libsodium/crypto_box/crypto_box.c b/src/libsodium/crypto_box/crypto_box.c
index cbdaded7..651bd4e2 100644
--- a/src/libsodium/crypto_box/crypto_box.c
+++ b/src/libsodium/crypto_box/crypto_box.c
@@ -1,41 +1,47 @@
 
 #include "crypto_box.h"
 
-int crypto_box_keypair(unsigned char *pk, unsigned char *sk)
+int
+crypto_box_keypair(unsigned char *pk, unsigned char *sk)
 {
     return crypto_box_curve25519xsalsa20poly1305_keypair(pk, sk);
 }
 
-int crypto_box_beforenm(unsigned char *k, const unsigned char *pk,
-                        const unsigned char *sk)
+int
+crypto_box_beforenm(unsigned char *k, const unsigned char *pk,
+                    const unsigned char *sk)
 {
     return crypto_box_curve25519xsalsa20poly1305_beforenm(k, pk, sk);
 }
 
-int crypto_box_afternm(unsigned char *c, const unsigned char *m,
-                       unsigned long long mlen, const unsigned char *n,
-                       const unsigned char *k)
+int
+crypto_box_afternm(unsigned char *c, const unsigned char *m,
+                   unsigned long long mlen, const unsigned char *n,
+                   const unsigned char *k)
 {
     return crypto_box_curve25519xsalsa20poly1305_afternm(c, m, mlen, n, k);
 }
 
-int crypto_box_open_afternm(unsigned char *m, const unsigned char *c,
-                            unsigned long long clen, const unsigned char *n,
-                            const unsigned char *k)
+int
+crypto_box_open_afternm(unsigned char *m, const unsigned char *c,
+                        unsigned long long clen, const unsigned char *n,
+                        const unsigned char *k)
 {
     return crypto_box_curve25519xsalsa20poly1305_open_afternm(m, c, clen, m, k);
 }
 
-int crypto_box(unsigned char *c, const unsigned char *m,
-               unsigned long long mlen, const unsigned char *n,
-               const unsigned char *pk, const unsigned char *sk)
+int
+crypto_box(unsigned char *c, const unsigned char *m,
+           unsigned long long mlen, const unsigned char *n,
+           const unsigned char *pk, const unsigned char *sk)
 {
     return crypto_box_curve25519xsalsa20poly1305(c, m, mlen, n, pk, sk);
 }
 
-int crypto_box_open(unsigned char *m, const unsigned char *c,
-                    unsigned long long clen, const unsigned char *n,
-                    const unsigned char *pk, const unsigned char *sk)
+int
+crypto_box_open(unsigned char *m, const unsigned char *c,
+                unsigned long long clen, const unsigned char *n,
+                const unsigned char *pk, const unsigned char *sk)
 {
     return crypto_box_curve25519xsalsa20poly1305_open(m, c, clen, n, pk, sk);
 }
diff --git a/src/libsodium/crypto_hash/crypto_hash.c b/src/libsodium/crypto_hash/crypto_hash.c
new file mode 100644
index 00000000..2718b494
--- /dev/null
+++ b/src/libsodium/crypto_hash/crypto_hash.c
@@ -0,0 +1,9 @@
+
+#include "crypto_hash.h"
+
+int
+crypto_hash(unsigned char *out, const unsigned char *in,
+            unsigned long long inlen)
+{
+    return crypto_hash_sha512(out, in, inlen);
+}
diff --git a/src/libsodium/include/sodium/crypto_hash.h b/src/libsodium/include/sodium/crypto_hash.h
index b4822e7e..41dfe8a2 100644
--- a/src/libsodium/include/sodium/crypto_hash.h
+++ b/src/libsodium/include/sodium/crypto_hash.h
@@ -3,8 +3,10 @@
 
 #include "crypto_hash_sha512.h"
 
-#define crypto_hash crypto_hash_sha512
 #define crypto_hash_BYTES crypto_hash_sha512_BYTES
 #define crypto_hash_PRIMITIVE "sha512"
 
+int crypto_hash(unsigned char *out, const unsigned char *in,
+                unsigned long long inlen);
+
 #endif