diff --git a/pkgs/tools/graphics/gnuplot/default.nix b/pkgs/tools/graphics/gnuplot/default.nix
index fcd8a37382e4..f8dd35576ff7 100644
--- a/pkgs/tools/graphics/gnuplot/default.nix
+++ b/pkgs/tools/graphics/gnuplot/default.nix
@@ -33,7 +33,7 @@ stdenv.mkDerivation rec {
     ++ lib.optional withTeXLive texLive
     ++ lib.optional withLua lua
     ++ lib.optionals withX [ libX11 libXpm libXt libXaw ]
-    ++ lib.optional withQt [ qt.base ]
+    ++ lib.optional withQt [ qt ]
     # compiling with wxGTK causes a malloc (double free) error on darwin
     ++ lib.optional (withWxGTK && !stdenv.isDarwin) wxGTK;
 
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 3201bd5f8512..95266a23863d 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -1564,7 +1564,7 @@ let
 
   gnupg = gnupg20;
 
-  gnuplot = callPackage ../tools/graphics/gnuplot { qt = qt5; };
+  gnuplot = callPackage ../tools/graphics/gnuplot { qt = qt4; };
 
   gnuplot_qt = gnuplot.override { withQt = true; };