diff --git a/src/nzg_global.h b/src/nzg_global.h
index 0d3ffe6..a2c3931 100644
--- a/src/nzg_global.h
+++ b/src/nzg_global.h
@@ -25,6 +25,6 @@
 #define SEM_FAILED ((sem_t *)0)
 #endif
 
-#define NZG_ERROR(func,str) fprintf(stderr,"%s: %s\n%s in %s:%d\n",func,strerror(errno),str,__FILE__,__LINE__);
+#define NZG_ERROR(func,str) fprintf(stderr,"*** %s: %s***\n%s in %s:%d\n",func,strerror(errno),str,__FILE__,__LINE__);
 
 #endif