diff --git a/libdnet-stripped/include/config.h.in b/libdnet-stripped/include/config.h.in
index 0c3fc6aa5..5889f59d4 100644
--- a/libdnet-stripped/include/config.h.in
+++ b/libdnet-stripped/include/config.h.in
@@ -295,11 +295,11 @@ int	inet_pton(int, const char *, void *);
 #endif
 
 #ifndef HAVE_STRLCAT
-int	strlcat(char *, const char *, int);
+size_t strlcat(char *, const char *, int);
 #endif
 
 #ifndef HAVE_STRLCPY
-int	strlcpy(char *, const char *, int);
+size_t strlcpy(char *, const char *, int);
 #endif
 
 #ifndef HAVE_STRSEP