diff --git a/src/c_wrapper/wrap_constants.cpp b/src/c_wrapper/wrap_constants.cpp
index 0685b1f554a5847878cf0deca3aab433d18147a2..ae2980e97f9e5d4674982696f057b49e97aa48ba 100644
--- a/src/c_wrapper/wrap_constants.cpp
+++ b/src/c_wrapper/wrap_constants.cpp
@@ -1,6 +1,10 @@
 #include "wrap_cl.h"
 #include <iostream>
 
+#ifdef CONST
+#undef CONST
+#endif
+
 extern "C"
 void populate_constants(void(*add)(const char*, const char*, int64_t value))
 {