diff --git a/src/liblinear/ludecomp.imp b/src/liblinear/ludecomp.imp
index 2648c9d..8e8fc57 100644
--- a/src/liblinear/ludecomp.imp
+++ b/src/liblinear/ludecomp.imp
@@ -25,7 +25,7 @@
 #include "ludecomp.h"
 #include "tableau.h"
 
-inline double abs(double x) { return fabs(x); }
+// inline double abs(double x) { return fabs(x); }
 
 // ---------------------------------------------------------------------------
 // Class EtaMatrix