From d2b696f5d47cbc80bb043ab877505c27ef2dfe97 Mon Sep 17 00:00:00 2001
From: Drew Risinger <drewrisinger@users.noreply.github.com>
Date: Thu, 14 Apr 2022 18:52:28 -0400
Subject: [PATCH] python3Packages.qiskit-finance: fix build

---
 pkgs/development/python-modules/qiskit-finance/default.nix | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/pkgs/development/python-modules/qiskit-finance/default.nix b/pkgs/development/python-modules/qiskit-finance/default.nix
index 1fc98361ad09..2c544d5a92ed 100644
--- a/pkgs/development/python-modules/qiskit-finance/default.nix
+++ b/pkgs/development/python-modules/qiskit-finance/default.nix
@@ -33,6 +33,10 @@ buildPythonPackage rec {
     sha256 = "sha256-wnto3IqrJFAqIv6QAXe3BB9fvXQXe2fw/iUZe3+198M=";
   };
 
+  postPatch = ''
+    substituteInPlace requirements.txt --replace "pandas<1.4.0" "pandas"
+  '';
+
   propagatedBuildInputs = [
     fastdtw
     numpy