diff --git a/src/modules/math/math.c b/src/modules/math/math.c
index dd4d1a2c249f3a1f59f2bf8224c400d6a538e5cf..6d3e2db4a6350d4393e04aa6c2ffeac04d1d8522 100644
--- a/src/modules/math/math.c
+++ b/src/modules/math/math.c
@@ -16,11 +16,11 @@
 #include <ieeefp.h>
 #endif
 
-#ifdef HAVE_FLOATINPOINT_H
+#ifdef HAVE_FLOATINGPOINT_H
 #include <floatingpoint.h>
 #endif
 
-RCSID("$Id: math.c,v 1.13 1998/07/22 21:06:42 hubbe Exp $");
+RCSID("$Id: math.c,v 1.14 1998/07/23 01:22:33 hubbe Exp $");
 
 #ifndef M_PI
 #define M_PI 3.1415926535897932384626433832795080