diff --git a/x11/misc/opencl-icd/actions.py b/x11/misc/opencl-icd/actions.py
index 27168204c3..7bc3d2539f 100644
--- a/x11/misc/opencl-icd/actions.py
+++ b/x11/misc/opencl-icd/actions.py
@@ -25,7 +25,8 @@ def setup():
 	shelltools.cd("../OpenCL-CLHPP-2023.04.17")
 	cmaketools.configure("-DBUILD_EXAMPLES=OFF \
 										-DCMAKE_INSTALL_DATADIR=/usr/lib \
-										-DBUILD_TESTING=OFF")
+										-DOpenCLHeaders_DIR=%s/ocl-icd-2.3.2/OpenCL-Headers-2023.04.17/OpenCLHeaders \
+										-DBUILD_TESTING=OFF" % get.workDIR())
 
 def build():
 	autotools.make()