diff --git a/src/opencl_depth_packet_processor.cpp b/src/opencl_depth_packet_processor.cpp
index d8db14d3c..2083394e2 100644
--- a/src/opencl_depth_packet_processor.cpp
+++ b/src/opencl_depth_packet_processor.cpp
@@ -251,7 +251,9 @@ class OpenCLDepthPacketProcessorImpl: public WithPerfLogging
     newIrFrame();
     newDepthFrame();
 
+#if !defined(CL_ICDL_VERSION)
     const int CL_ICDL_VERSION = 2;
+#endif
     typedef cl_int (*icdloader_func)(int, size_t, void*, size_t*);
 #ifdef _MSC_VER
 #pragma warning(push)
diff --git a/src/opencl_kde_depth_packet_processor.cpp b/src/opencl_kde_depth_packet_processor.cpp
index 98dbdff54..a0d1769b8 100644
--- a/src/opencl_kde_depth_packet_processor.cpp
+++ b/src/opencl_kde_depth_packet_processor.cpp
@@ -259,7 +259,9 @@ class OpenCLKdeDepthPacketProcessorImpl: public WithPerfLogging
     newIrFrame();
     newDepthFrame();
 
+#if !defined(CL_ICDL_VERSION)
     const int CL_ICDL_VERSION = 2;
+#endif
     typedef cl_int (*icdloader_func)(int, size_t, void*, size_t*);
 #ifdef _MSC_VER
 #pragma warning(push)