diff --git a/include/libtorrent/config.hpp b/include/libtorrent/config.hpp
index 0ae4bb7fb..6db6be482 100644
--- a/include/libtorrent/config.hpp
+++ b/include/libtorrent/config.hpp
@@ -37,7 +37,7 @@ POSSIBILITY OF SUCH DAMAGE.
 #include <boost/version.hpp>
 #include <stdio.h> // for snprintf
 
-#if defined TORRENT_DEBUG_BUFFERS && !defined TORRENT_DISABLE_POOL_ALLOCATORS
+#if defined TORRENT_DEBUG_BUFFERS && !defined TORRENT_DISABLE_POOL_ALLOCATOR
 #error TORRENT_DEBUG_BUFFERS only works if you also disable pool allocators
 #endif