diff --git a/pkgs/development/libraries/libargon2/default.nix b/pkgs/development/libraries/libargon2/default.nix
index a1a04a1dd7b2..c0dd406dd31f 100644
--- a/pkgs/development/libraries/libargon2/default.nix
+++ b/pkgs/development/libraries/libargon2/default.nix
@@ -1,14 +1,14 @@
 { stdenv, fetchFromGitHub }:
 
 stdenv.mkDerivation rec {
-  name = "libargon2-${version}";
-  version = "20171227";
+  pname = "libargon2";
+  version = "20190702";
 
   src = fetchFromGitHub {
     owner = "P-H-C";
     repo = "phc-winner-argon2";
-    rev = "${version}";
-    sha256 = "0sc9zca1anqk41017vjpas4kxi4cbn0zvicv8vj8p2sb2gy94bh8";
+    rev = version;
+    sha256 = "0p4ry9dn0mi9js0byijxdyiwx74p1nr8zj7wjpd1fjgqva4sk23i";
   };
 
   installPhase = ''
@@ -19,7 +19,7 @@ stdenv.mkDerivation rec {
       --replace @HOST_MULTIARCH@ ""                         \
       --replace 'prefix=/usr' "prefix=$out"
 
-    make install PREFIX=$out
+    make install PREFIX=$out LIBRARY_REL=lib
     ln -s $out/lib/libargon2.so $out/lib/libargon2.so.0
     runHook postInstall
   '';
@@ -33,7 +33,7 @@ stdenv.mkDerivation rec {
       Catena, Lyra2, Makwa and yescrypt were given special recognition. The PHC
       recommends using Argon2 rather than legacy algorithms.
     '';
-    homepage = https://www.argon2.com/;
+    homepage = "https://www.argon2.com/";
     license = with licenses; [ asl20 cc0 ];
     maintainers = with maintainers; [ taeer olynch ];
     platforms = platforms.linux ++ platforms.darwin;