diff --git a/include/cfl/cfl_compat.h b/include/cfl/cfl_compat.h
index bc1de9a..74f98be 100644
--- a/include/cfl/cfl_compat.h
+++ b/include/cfl/cfl_compat.h
@@ -41,8 +41,8 @@
 #define strncasecmp _strnicmp
 #define strcasecmp _stricmp
 #define timegm _mkgmtime
+typedef __int64 off_t;
 #endif /* _MSC_VER */
 
 #endif
 #endif
-
diff --git a/include/cfl/cfl_utils.h b/include/cfl/cfl_utils.h
index 73c63a4..03ddf73 100644
--- a/include/cfl/cfl_utils.h
+++ b/include/cfl/cfl_utils.h
@@ -2,6 +2,7 @@
 #define CFL_UTILS_H
 
 #include <cfl/cfl_sds.h>
+#include <cfl/cfl_compat.h>
 
 struct cfl_split_entry {
     char *value;