diff --git a/devtools/create_titanic/create_titanic_dat.cpp b/devtools/create_titanic/create_titanic_dat.cpp
index 4a24ec98d40..3d5e4476c95 100644
--- a/devtools/create_titanic/create_titanic_dat.cpp
+++ b/devtools/create_titanic/create_titanic_dat.cpp
@@ -29,10 +29,6 @@
 #undef main
 #endif // main
 
-#ifndef USE_ZLIB
-#error "Project should have USE_ZLIB defined"
-#endif
-
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
diff --git a/devtools/create_titanic/zlib.cpp b/devtools/create_titanic/zlib.cpp
index 3221d61813d..96e0020e311 100644
--- a/devtools/create_titanic/zlib.cpp
+++ b/devtools/create_titanic/zlib.cpp
@@ -22,6 +22,7 @@
 
 // Disable symbol overrides so that we can use zlib.h
 #define FORBIDDEN_SYMBOL_ALLOW_ALL
+#define USE_ZLIB
 
 #include "zlib.h"
 #include "common/ptr.h"