diff --git a/pkgs/development/libraries/prime-server/default.nix b/pkgs/development/libraries/prime-server/default.nix
index e50b855dddd4..4f30a9f005c9 100644
--- a/pkgs/development/libraries/prime-server/default.nix
+++ b/pkgs/development/libraries/prime-server/default.nix
@@ -3,19 +3,22 @@
 
 stdenv.mkDerivation rec {
   pname = "prime-server";
-  version = "0.6.7";
+  version = "0.7.0";
 
   src = fetchFromGitHub {
     owner = "kevinkreiser";
     repo = "prime_server";
     rev = version;
-    sha256 = "027w3cqfnciyy2x78hfclpb77askn773fab37mzwf6r3mcc7vyl5";
+    sha256 = "0izmmvi3pvidhlrgfpg4ccblrw6fil3ddxg5cfxsz4qbh399x83w";
     fetchSubmodules = true;
   };
 
   nativeBuildInputs = [ cmake pkg-config ];
   buildInputs = [ curl zeromq czmq libsodium ];
 
+  # https://github.com/kevinkreiser/prime_server/issues/95
+  NIX_CFLAGS_COMPILE = [ "-Wno-error=unused-variable" ];
+
   meta = with lib; {
     description = "Non-blocking (web)server API for distributed computing and SOA based on zeromq";
     homepage = "https://github.com/kevinkreiser/prime_server";