diff --git a/tools/drawergen/drawergen.cpp b/tools/drawergen/drawergen.cpp
index dfe5fc11be..8709ebb95a 100644
--- a/tools/drawergen/drawergen.cpp
+++ b/tools/drawergen/drawergen.cpp
@@ -617,7 +617,8 @@ std::string LLVMProgram::DumpModule()
 }
 
 /////////////////////////////////////////////////////////////////////////////
-
+#include <chrono>
+#include <thread>
 int main(int argc, char **argv)
 {
 	if (argc != 2)
@@ -660,5 +661,8 @@ int main(int argc, char **argv)
 	//LLVMDrawers drawersAVX("sandybridge");
 	//LLVMDrawers drawersAVX2("haswell");
 
+	using namespace std::chrono_literals;
+	std::this_thread::sleep_for(2s); // Doh! Silly OS!
+
 	return 0;
 }