diff --git a/pkgs/development/python-modules/reportlab/default.nix b/pkgs/development/python-modules/reportlab/default.nix
index 1b501b06012..08800552607 100644
--- a/pkgs/development/python-modules/reportlab/default.nix
+++ b/pkgs/development/python-modules/reportlab/default.nix
@@ -11,11 +11,11 @@ let
   ft = freetype.overrideAttrs (oldArgs: { dontDisableStatic = true; });
 in buildPythonPackage rec {
   pname = "reportlab";
-  version = "3.5.19";
+  version = "3.5.20";
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "47951166d897b60e9e7ca349db82a2b689e6478ac6078e2c7c88ca8becbb0c7d";
+    sha256 = "06l7jfax1izvbddmmjw9xpyb7iy4n99v3chyv75d9djaklnqs93v";
   };
 
   checkInputs = [ glibcLocales ];
@@ -26,6 +26,7 @@ in buildPythonPackage rec {
     # Remove all the test files that require access to the internet to pass.
     rm tests/test_lib_utils.py
     rm tests/test_platypus_general.py
+    rm tests/test_platypus_images.py
 
     # Remove the tests that require Vera fonts installed
     rm tests/test_graphics_render.py