diff --git a/test/utils/kompute_test/Shader.hpp b/test/utils/kompute_test/Shader.hpp
index ef20e9eaa..03789130e 100644
--- a/test/utils/kompute_test/Shader.hpp
+++ b/test/utils/kompute_test/Shader.hpp
@@ -20,7 +20,10 @@ std::vector<uint32_t>
 compileSource(
   const std::string& source)
 {
-    if (system(std::string("glslangValidator --stdin -S comp -V -o tmp_kp_shader.comp.spv << END\n" + source + "\nEND").c_str()))
+    std::ofstream fileOut("tmp_kp_shader.comp");
+	fileOut << source;
+	fileOut.close();
+    if (system(std::string("glslangValidator -V tmp_kp_shader.comp -o tmp_kp_shader.comp.spv").c_str()))
         throw std::runtime_error("Error running glslangValidator command");
     std::ifstream fileStream("tmp_kp_shader.comp.spv", std::ios::binary);
     std::vector<char> buffer;