diff --git a/pkgs/by-name/mc/mctc-lib/cmake.patch b/pkgs/by-name/mc/mctc-lib/cmake.patch
new file mode 100644
index 000000000000..e4bd894f2369
--- /dev/null
+++ b/pkgs/by-name/mc/mctc-lib/cmake.patch
@@ -0,0 +1,29 @@
+diff --git a/config/template.cmake b/config/template.cmake
+index 2b3abcbb..59fcd728 100644
+--- a/config/template.cmake
++++ b/config/template.cmake
+@@ -8,9 +8,7 @@ if(NOT TARGET "@PROJECT_NAME@::@PROJECT_NAME@")
+ 
+   include(CMakeFindDependencyMacro)
+ 
+-  if(NOT TARGET "OpenMP::OpenMP_Fortran" AND "@PROJECT_NAME@_WITH_OpenMP")
+-    find_dependency("OpenMP")
+-  endif()
++  find_dependency("OpenMP")
+ 
+   if(NOT TARGET "toml-f::toml-f" AND "@PROJECT_NAME@_WITH_JSON")
+     find_dependency("toml-f")
+diff --git a/config/template.pc b/config/template.pc
+index 84c3498c..2da50191 100644
+--- a/config/template.pc
++++ b/config/template.pc
+@@ -1,6 +1,6 @@
+-prefix=@CMAKE_INSTALL_PREFIX@
+-libdir=${prefix}/@CMAKE_INSTALL_LIBDIR@
+-includedir=${prefix}/@CMAKE_INSTALL_INCLUDEDIR@
++prefix=@CMAKE_INSTALL_PREFIX@
++libdir=@CMAKE_INSTALL_FULL_LIBDIR@
++includedir=@CMAKE_INSTALL_FULL_INCLUDEDIR@
+ 
+ Name: @PROJECT_NAME@
+ Description: @PROJECT_DESCRIPTION@
diff --git a/pkgs/by-name/mc/mctc-lib/meson.patch b/pkgs/by-name/mc/mctc-lib/meson.patch
new file mode 100644
index 000000000000..d6b38d9c2fe8
--- /dev/null
+++ b/pkgs/by-name/mc/mctc-lib/meson.patch
@@ -0,0 +1,37 @@
+diff --git a/config/meson.build b/config/meson.build
+index f54857ee..aaafdb03 100644
+--- a/config/meson.build
++++ b/config/meson.build
+@@ -56,9 +56,12 @@ jonquil_dep = dependency(
+   'jonquil',
+   required: get_option('json'),
+   fallback: ['jonquil','jonquil_dep'],
+-  default_options: [
+-    'default_library=static',
+-  ],
+-  static: get_option('default_library') != 'dynamic',
+ )
+ lib_deps += jonquil_dep
++
++tomlf_dep = dependency(
++  'toml-f',
++  required: get_option('json'),
++  fallback: ['toml-f','toml-f_dep'],
++)
++lib_deps += tomlf_dep
+diff --git a/meson.build b/meson.build
+index 16797c47..6e5290d9 100644
+--- a/meson.build
++++ b/meson.build
+@@ -25,11 +25,6 @@ project(
+ )
+ install = not (meson.is_subproject() and get_option('default_library') == 'static')
+ 
+-# Check for specific unsupported meson versions
+-if meson.version().version_compare('==1.8.0')
+-  error('Meson version 1.8.0 has a known issue — please use any other version ≥ 0.55.0')
+-endif
+-
+ # General configuration information
+ lib_deps = []
+ subdir('config')
diff --git a/pkgs/by-name/mc/mctc-lib/package.nix b/pkgs/by-name/mc/mctc-lib/package.nix
index 2f85e6912070..b9cd86658d22 100644
--- a/pkgs/by-name/mc/mctc-lib/package.nix
+++ b/pkgs/by-name/mc/mctc-lib/package.nix
@@ -7,29 +7,39 @@
   ninja,
   pkg-config,
   python3,
-  json-fortran,
+  toml-f,
+  jonquil,
 }:
 
 stdenv.mkDerivation rec {
   pname = "mctc-lib";
-  version = "0.4.1";
+  version = "0.4.2";
 
   src = fetchFromGitHub {
     owner = "grimme-lab";
     repo = "mctc-lib";
     rev = "v${version}";
-    hash = "sha256-AMRHvzL6CUPItCs07LLOB6Al3yfs8WgrPKRhuNbXiGw=";
+    hash = "sha256-Qd7mpNE23Z+LuiUwhUzfVzVZEQ+sdnkxMm+W7Hlrss4=";
   };
 
+  patches = [
+    # Allow dynamically linked jonquil as dependency. That then additionally
+    # requires linking in toml-f
+    ./meson.patch
+  ];
+
   nativeBuildInputs = [
     gfortran
-    meson
-    ninja
     pkg-config
     python3
+    meson
+    ninja
   ];
 
-  buildInputs = [ json-fortran ];
+  buildInputs = [
+    toml-f
+    jonquil
+  ];
 
   outputs = [
     "out"