diff --git a/plugins/eedi3m/default.nix b/plugins/eedi3m/default.nix
index 9cd7005..2d9e92e 100644
--- a/plugins/eedi3m/default.nix
+++ b/plugins/eedi3m/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchFromGitHub, meson, ninja, pkg-config, vapoursynth, boost, opencl-headers, ocl-icd }:
+{ lib, stdenv, fetchFromGitHub, meson, ninja, pkg-config, vapoursynth, boost, opencl-headers, ocl-icd }:
 
 stdenv.mkDerivation rec {
   pname = "vapoursynth-eedi3";
@@ -14,6 +14,10 @@ stdenv.mkDerivation rec {
   nativeBuildInputs = [ meson ninja pkg-config ];
   buildInputs = [ vapoursynth boost opencl-headers ocl-icd ];
 
+  # https://github.com/NixOS/nixpkgs/issues/86131
+  BOOST_INCLUDEDIR = "${lib.getDev boost}/include";
+  BOOST_LIBRARYDIR = "${lib.getLib boost}/lib";
+
   postPatch = ''
     substituteInPlace meson.build \
         --replace "vapoursynth_dep.get_pkgconfig_variable('libdir')" "get_option('libdir')"
diff --git a/plugins/tcanny/default.nix b/plugins/tcanny/default.nix
index 5cb64a5..62af76b 100644
--- a/plugins/tcanny/default.nix
+++ b/plugins/tcanny/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchFromGitHub, meson, ninja, pkg-config, vapoursynth, boost, opencl-headers, ocl-icd }:
+{ lib, stdenv, fetchFromGitHub, meson, ninja, pkg-config, vapoursynth, boost, opencl-headers, ocl-icd }:
 
 stdenv.mkDerivation rec {
   pname = "vapoursynth-tcanny";
@@ -14,6 +14,10 @@ stdenv.mkDerivation rec {
   nativeBuildInputs = [ meson ninja pkg-config ];
   buildInputs = [ vapoursynth boost opencl-headers ocl-icd ];
 
+  # https://github.com/NixOS/nixpkgs/issues/86131
+  BOOST_INCLUDEDIR = "${lib.getDev boost}/include";
+  BOOST_LIBRARYDIR = "${lib.getLib boost}/lib";
+
   postPatch = ''
     substituteInPlace meson.build \
         --replace "vapoursynth_dep.get_pkgconfig_variable('libdir')" "get_option('libdir')"