diff --git a/sycl/include/CL/sycl/intel/builtins.hpp b/sycl/include/CL/sycl/intel/builtins.hpp
index b96604c1829c9..ded8ccf50208b 100644
--- a/sycl/include/CL/sycl/intel/builtins.hpp
+++ b/sycl/include/CL/sycl/intel/builtins.hpp
@@ -18,7 +18,7 @@ extern int __spirv_ocl_printf(const CONSTANT_AS char *__format, ...);
 #define CONSTANT_AS
 #endif
 
-namespace cl {
+__SYCL_INLINE namespace cl {
 namespace sycl {
 namespace intel {
 namespace experimental {
diff --git a/sycl/source/program.cpp b/sycl/source/program.cpp
index 7d9f6debe17a6..5da37172fd729 100644
--- a/sycl/source/program.cpp
+++ b/sycl/source/program.cpp
@@ -11,7 +11,7 @@
 
 #include <vector>
 
-namespace cl {
+__SYCL_INLINE namespace cl {
 namespace sycl {
 
 program::program(const context &context)