diff --git a/release.nix b/release.nix
index 9d9923afc..6fab352b2 100644
--- a/release.nix
+++ b/release.nix
@@ -181,17 +181,21 @@ let
     rpm_fedora21x86_64 = makeRPM_x86_64 (diskImageFunsFun: diskImageFunsFun.fedora21x86_64) [ "libsodium-devel" ];
 
 
-    deb_debian8i386 = makeDeb_i686 (diskImageFuns: diskImageFuns.debian8i386) [ "libsodium-dev" ];
-    deb_debian8x86_64 = makeDeb_x86_64 (diskImageFunsFun: diskImageFunsFun.debian8x86_64) [ "libsodium-dev" ];
+    deb_debian8i386 = makeDeb_i686 (diskImageFuns: diskImageFuns.debian8i386) [ "libsodium-dev" ] [ "libsodium18" ];
+    deb_debian8x86_64 = makeDeb_x86_64 (diskImageFunsFun: diskImageFunsFun.debian8x86_64) [ "libsodium-dev" ] [ "libsodium18" ];
 
-    deb_ubuntu1310i386 = makeDeb_i686 (diskImageFuns: diskImageFuns.ubuntu1310i386) [];
-    deb_ubuntu1310x86_64 = makeDeb_x86_64 (diskImageFuns: diskImageFuns.ubuntu1310x86_64) [];
-    deb_ubuntu1404i386 = makeDeb_i686 (diskImageFuns: diskImageFuns.ubuntu1404i386) [];
-    deb_ubuntu1404x86_64 = makeDeb_x86_64 (diskImageFuns: diskImageFuns.ubuntu1404x86_64) [];
-    deb_ubuntu1410i386 = makeDeb_i686 (diskImageFuns: diskImageFuns.ubuntu1410i386) [];
-    deb_ubuntu1410x86_64 = makeDeb_x86_64 (diskImageFuns: diskImageFuns.ubuntu1410x86_64) [];
-    deb_ubuntu1504i386 = makeDeb_i686 (diskImageFuns: diskImageFuns.ubuntu1504i386) [ "libsodium-dev" ];
-    deb_ubuntu1504x86_64 = makeDeb_x86_64 (diskImageFuns: diskImageFuns.ubuntu1504x86_64) [ "libsodium-dev" ];
+    deb_ubuntu1310i386 = makeDeb_i686 (diskImageFuns: diskImageFuns.ubuntu1310i386) [] [];
+    deb_ubuntu1310x86_64 = makeDeb_x86_64 (diskImageFuns: diskImageFuns.ubuntu1310x86_64) [] [];
+    deb_ubuntu1404i386 = makeDeb_i686 (diskImageFuns: diskImageFuns.ubuntu1404i386) [] [];
+    deb_ubuntu1404x86_64 = makeDeb_x86_64 (diskImageFuns: diskImageFuns.ubuntu1404x86_64) [] [];
+    deb_ubuntu1410i386 = makeDeb_i686 (diskImageFuns: diskImageFuns.ubuntu1410i386) [] [];
+    deb_ubuntu1410x86_64 = makeDeb_x86_64 (diskImageFuns: diskImageFuns.ubuntu1410x86_64) [] [];
+    deb_ubuntu1504i386 = makeDeb_i686 (diskImageFuns: diskImageFuns.ubuntu1504i386) [ "libsodium-dev" ] [ "libsodium13" ];
+    deb_ubuntu1504x86_64 = makeDeb_x86_64 (diskImageFuns: diskImageFuns.ubuntu1504x86_64) [ "libsodium-dev" ] [ "libsodium13" ];
+    deb_ubuntu1510i386 = makeDeb_i686 (diskImageFuns: diskImageFuns.ubuntu1510i386) [ "libsodium-dev" ] [ "libsodium13"];
+    deb_ubuntu1510x86_64 = makeDeb_x86_64 (diskImageFuns: diskImageFuns.ubuntu1510x86_64) [ "libsodium-dev" ] [ "libsodium13" ];
+    deb_ubuntu1604i386 = makeDeb_i686 (diskImageFuns: diskImageFuns.ubuntu1604i386) [ "libsodium-dev" ] [ "libsodium18" ];
+    deb_ubuntu1604x86_64 = makeDeb_x86_64 (diskImageFuns: diskImageFuns.ubuntu1604x86_64) [ "libsodium-dev" ] [ "libsodium18" ];
 
 
     # System tests.
@@ -303,7 +307,7 @@ let
   makeDeb_x86_64 = makeDeb "x86_64-linux";
 
   makeDeb =
-    system: diskImageFun: extraPackages:
+    system: diskImageFun: extraPackages: extraDebPackages:
 
     with import <nixpkgs> { inherit system; };
 
@@ -316,10 +320,11 @@ let
             ++ extraPackages; };
       memSize = 1024;
       meta.schedulingPriority = 50;
+      postInstall = "make installcheck";
       configureFlags = "--sysconfdir=/etc";
       debRequires =
         [ "curl" "libdbd-sqlite3-perl" "libsqlite3-0" "libbz2-1.0" "bzip2" "xz-utils" "libwww-curl-perl" "libssl1.0.0" "liblzma5" ]
-        ++ lib.optionals (lib.elem "libsodium-dev" extraPackages) [ "libsodium13" ] ;
+        ++ extraDebPackages;
       debMaintainer = "Eelco Dolstra <eelco.dolstra@logicblox.com>";
       doInstallCheck = true;
     };