diff --git a/pkgs/development/python-modules/ihatemoney/default.nix b/pkgs/development/python-modules/ihatemoney/default.nix
index 38d762ec3607..02cb44354fbc 100644
--- a/pkgs/development/python-modules/ihatemoney/default.nix
+++ b/pkgs/development/python-modules/ihatemoney/default.nix
@@ -67,6 +67,11 @@ buildPythonPackage rec {
       url = "https://github.com/spiral-project/ihatemoney/commit/6129191b26784b895e203fa3eafb89cee7d88b71.patch";
       sha256 = "0yc24gsih9x3pnh2mhj4v5i71x02dq93a9jd2r8b1limhcl4p1sw";
     })
+    (fetchpatch {
+      name = "CVE-2020-15120.patch";
+      url = "https://github.com/spiral-project/ihatemoney/commit/8d77cf5d5646e1d2d8ded13f0660638f57e98471.patch";
+      sha256 = "0y855sk3qsbpq7slj876k2ifa1lccc2dccag98pkyaadpz5gbabv";
+    })
   ];
 
   postPatch = ''