diff --git a/external/unbound/libunbound/libunbound.c b/external/unbound/libunbound/libunbound.c
index a3a1d21a..e96b3528 100644
--- a/external/unbound/libunbound/libunbound.c
+++ b/external/unbound/libunbound/libunbound.c
@@ -1037,6 +1037,7 @@ ub_ctx_hosts(struct ub_ctx* ctx, const char* fname)
 					"\\hosts");
 				retval=ub_ctx_hosts(ctx, buf);
 			}
+			free(name);
 			return retval;
 		}
 		return UB_READFILE;