diff --git a/pkgs/applications/networking/instant-messengers/toxic/default.nix b/pkgs/applications/networking/instant-messengers/toxic/default.nix
index a87bcc651d6..c2af1274a24 100644
--- a/pkgs/applications/networking/instant-messengers/toxic/default.nix
+++ b/pkgs/applications/networking/instant-messengers/toxic/default.nix
@@ -1,5 +1,5 @@
 { stdenv, fetchurl, autoconf, libtool, automake, libsodium, ncurses
-, tox_core, pkgconfig }:
+, libtoxcore, pkgconfig }:
 
 let
   version = "75d356e52a";
@@ -21,13 +21,13 @@ stdenv.mkDerivation rec {
   NIX_LDFLAGS = "-lsodium";
 
   configureFlags = [
-    "--with-libtoxcore-headers=${tox_core}/include"
-    "--with-libtoxcore-libs=${tox_core}/lib" 
-    "--with-libsodium-headers=${tox_core}/include"
-    "--with-libsodium-libs=${tox_core}/lib" 
+    "--with-libtoxcore-headers=${libtoxcore}/include"
+    "--with-libtoxcore-libs=${libtoxcore}/lib" 
+    "--with-libsodium-headers=${libtoxcore}/include"
+    "--with-libsodium-libs=${libtoxcore}/lib" 
   ];
 
-  buildInputs = [ autoconf libtool automake tox_core libsodium ncurses pkgconfig ];
+  buildInputs = [ autoconf libtool automake libtoxcore libsodium ncurses pkgconfig ];
 
   doCheck = true;
 
diff --git a/pkgs/applications/networking/instant-messengers/toxcore/default.nix b/pkgs/development/libraries/libtoxcore/default.nix
similarity index 100%
rename from pkgs/applications/networking/instant-messengers/toxcore/default.nix
rename to pkgs/development/libraries/libtoxcore/default.nix
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index b80e83b1dc1..f5e66473907 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -4984,6 +4984,8 @@ let
       else stdenv;
   };
 
+  libtoxcore = callPackage ../development/libraries/libtoxcore { };
+
   libtunepimp = callPackage ../development/libraries/libtunepimp { };
 
   libtxc_dxtn = callPackage ../development/libraries/libtxc_dxtn { };
@@ -8717,8 +8719,6 @@ let
     wrapPython = pythonPackages.wrapPython;
   };
 
-  tox_core = callPackage ../applications/networking/instant-messengers/toxcore { };
-
   toxic = callPackage ../applications/networking/instant-messengers/toxic { };
 
   transmission = callPackage ../applications/networking/p2p/transmission { };