diff --git a/plugins/include/float.inc b/plugins/include/float.inc
index e6b0b4d6..ca9b9dc2 100755
--- a/plugins/include/float.inc
+++ b/plugins/include/float.inc
@@ -8,6 +8,11 @@
 * This file is provided as is (no warranties).
 */
 
+#if defined _float_included
+  #endinput
+#endif
+#define _float_included
+
 /* Different methods of rounding */
 enum floatround_method {
 	floatround_round = 0,