diff --git a/README.md b/README.md
index 7121b5e93..fe3bd7e8b 100644
--- a/README.md
+++ b/README.md
@@ -7,6 +7,7 @@ The author of the example video (which is also used for the demos videos in this
 
 # Hardware requirements
 * Support for cl_khr_gl_sharing and cl_intel_va_api_media_sharing OpenCL extensions.
+* Support for OpenCL 2.0
 * If you are on a recent Intel Platform (Gen8 - Gen12) you probably need to install an alternative [compute-runtime](https://github.com/kallaballa/compute-runtime)
 
 There are currently three demos (**the preview videos are scaled down and highly compressed**):
diff --git a/src/nanovg/nanovg-demo.cpp b/src/nanovg/nanovg-demo.cpp
index b7db794b2..b3157a050 100644
--- a/src/nanovg/nanovg-demo.cpp
+++ b/src/nanovg/nanovg-demo.cpp
@@ -1,5 +1,4 @@
-#define HAVE_OPENCL 1
-#define CL_TARGET_OPENCL_VERSION 300
+#define CL_TARGET_OPENCL_VERSION 200
 
 constexpr unsigned long WIDTH = 1920;
 constexpr unsigned long HEIGHT = 1080;
diff --git a/src/tetra/tetra-demo.cpp b/src/tetra/tetra-demo.cpp
index 3e36bc6d1..762275c67 100644
--- a/src/tetra/tetra-demo.cpp
+++ b/src/tetra/tetra-demo.cpp
@@ -1,4 +1,4 @@
-#define CL_TARGET_OPENCL_VERSION 300
+#define CL_TARGET_OPENCL_VERSION 200
 
 constexpr long unsigned int WIDTH = 1920;
 constexpr long unsigned int HEIGHT = 1080;
diff --git a/src/video/video-demo.cpp b/src/video/video-demo.cpp
index ce26a9d9b..9dc98eb02 100644
--- a/src/video/video-demo.cpp
+++ b/src/video/video-demo.cpp
@@ -1,4 +1,4 @@
-#define CL_TARGET_OPENCL_VERSION 300
+#define CL_TARGET_OPENCL_VERSION 200
 
 //WIDTH and HEIGHT have to be specified before including subsystems.hpp
 constexpr long unsigned int WIDTH = 1920;