diff --git a/configure.in b/configure.in
index e700e235017..6fd442d6889 100644
--- a/configure.in
+++ b/configure.in
@@ -6051,13 +6051,13 @@ if test -n "$MOZ_CRASHREPORTER"; then
   fi
 
   if test "$OS_ARCH" = "WINNT"; then
-    AC_DEFINE_UNQUOTED(BREAKPAD_CUSTOM_STDINT_H, "mozilla/StandardInteger.h")
     if test -z "$HAVE_64BIT_OS"; then
       MOZ_CRASHREPORTER_INJECTOR=1
       AC_DEFINE(MOZ_CRASHREPORTER_INJECTOR)
     fi
   fi
 fi
+AC_DEFINE_UNQUOTED(BREAKPAD_CUSTOM_STDINT_H, "mozilla/StandardInteger.h")
 
 MOZ_ARG_WITH_STRING(crashreporter-enable-percent,
 [  --with-crashreporter-enable-percent=NN