diff --git a/pkgs/tools/graphics/asymptote/src-for-default.nix b/pkgs/tools/graphics/asymptote/src-for-default.nix
index e9d822904afc..ddd0860ccd19 100644
--- a/pkgs/tools/graphics/asymptote/src-for-default.nix
+++ b/pkgs/tools/graphics/asymptote/src-for-default.nix
@@ -1,7 +1,7 @@
 rec {
-   version="2.16";
-   name="asymptote-2.16";
-   hash="1yj8dx320s1ypqbpb2116y4kkc8lwg5q4d49n992ds3g59w98djj";
+   version="2.18";
+   name="asymptote-2.18";
+   hash="0i7jm12lzj983gvpa95a85wxb4v4ksk3cxb0cq359x2kka0b6g5m";
    url="http://downloads.sourceforge.net/project/asymptote/${version}/asymptote-${version}.src.tgz";
-   advertisedUrl="http://downloads.sourceforge.net/project/asymptote/2.16/asymptote-2.16.src.tgz";
+   advertisedUrl="http://downloads.sourceforge.net/project/asymptote/2.18/asymptote-2.18.src.tgz";
 }