diff --git a/loader/icd.h b/loader/icd.h
index a1b6969..cf4e272 100644
--- a/loader/icd.h
+++ b/loader/icd.h
@@ -122,7 +122,7 @@ void khrIcdContextPropertiesGetPlatform(
     cl_platform_id *outPlatform);

 // internal tracing macros
-#if 0
+#if 1
     #include <stdio.h>
     #define KHR_ICD_TRACE(...) \
     do \