diff --git a/pkgs/development/libraries/qca-qt5/default.nix b/pkgs/development/libraries/qca-qt5/default.nix
index e53404557fb..f8159417378 100644
--- a/pkgs/development/libraries/qca-qt5/default.nix
+++ b/pkgs/development/libraries/qca-qt5/default.nix
@@ -14,10 +14,6 @@ stdenv.mkDerivation rec {
 
   dontWrapQtApps = true;
 
-  # Without this patch cmake fails with a "No known features for CXX compiler"
-  # error on darwin
-  patches = lib.optional stdenv.isDarwin ./move-project.patch ;
-
   # tells CMake to use this CA bundle file if it is accessible
   preConfigure = "export QC_CERTSTORE_PATH=/etc/ssl/certs/ca-certificates.crt";
 
diff --git a/pkgs/development/libraries/qca-qt5/move-project.patch b/pkgs/development/libraries/qca-qt5/move-project.patch
deleted file mode 100644
index dcecb83d7db..00000000000
--- a/pkgs/development/libraries/qca-qt5/move-project.patch
+++ /dev/null
@@ -1,17 +0,0 @@
-diff --git a/CMakeLists.txt b/CMakeLists.txt
-index 2f2b5d0..971dee3 100644
---- a/CMakeLists.txt
-+++ b/CMakeLists.txt
-@@ -6,10 +6,11 @@ if(NOT CMAKE_INSTALL_PREFIX)
-   unset(CMAKE_INSTALL_PREFIX CACHE)
- endif(NOT CMAKE_INSTALL_PREFIX)
- 
--project(qca)
- 
- cmake_minimum_required(VERSION 3.4)
- 
-+project(qca)
-+
- set(QCA_LIB_MAJOR_VERSION "2")
- set(QCA_LIB_MINOR_VERSION "2")
- set(QCA_LIB_PATCH_VERSION "1")