diff --git a/pkgs/development/python-modules/wxPython/4.0.nix b/pkgs/development/python-modules/wxPython/4.0.nix
index 2fc9a98a26f9..3a86ef4c6390 100644
--- a/pkgs/development/python-modules/wxPython/4.0.nix
+++ b/pkgs/development/python-modules/wxPython/4.0.nix
@@ -18,6 +18,8 @@
 , AudioToolbox
 , OpenGL
 , CoreFoundation
+, pillow
+, numpy
 }:
 
 buildPythonPackage rec {
@@ -42,6 +44,8 @@ buildPythonPackage rec {
     [ wxGTK.gtk ]
   );
 
+  propagatedBuildInputs = [ pillow numpy ];
+
   DOXYGEN = "${doxygen}/bin/doxygen";
 
   preConfigure = lib.optionalString (!stdenv.isDarwin) ''
diff --git a/pkgs/development/python-modules/wxPython/4.1.nix b/pkgs/development/python-modules/wxPython/4.1.nix
index a86e07729d97..89796500e04e 100644
--- a/pkgs/development/python-modules/wxPython/4.1.nix
+++ b/pkgs/development/python-modules/wxPython/4.1.nix
@@ -11,6 +11,8 @@
 , ncurses
 , pango
 , wxGTK
+, pillow
+, numpy
 }:
 let
   dynamic-linker = stdenv.cc.bintools.dynamicLinker;
@@ -36,6 +38,8 @@ buildPythonPackage rec {
     ncurses
   ];
 
+  propagatedBuildInputs = [ pillow numpy ];
+
   DOXYGEN = "${doxygen}/bin/doxygen";
 
   preConfigure = lib.optionalString (!stdenv.isDarwin) ''