diff --git a/cmake/os/WindowsCache.cmake b/cmake/os/WindowsCache.cmake
index e8c46c1888a..14976cb44c2 100644
--- a/cmake/os/WindowsCache.cmake
+++ b/cmake/os/WindowsCache.cmake
@@ -84,7 +84,6 @@ SET(HAVE_INTTYPES_H CACHE  INTERNAL "")
 SET(HAVE_IPPROTO_IPV6 CACHE  INTERNAL "")
 SET(HAVE_IPV6 TRUE CACHE  INTERNAL "")
 SET(HAVE_IPV6_V6ONLY 1 CACHE  INTERNAL "")
-SET(HAVE_ISINF CACHE  INTERNAL "")
 SET(HAVE_LANGINFO_H CACHE  INTERNAL "")
 SET(HAVE_LDIV 1 CACHE  INTERNAL "")
 SET(HAVE_LIMITS_H 1 CACHE  INTERNAL "")