diff --git a/toxcore/BUILD.bazel b/toxcore/BUILD.bazel
index 1889a702..b22f9b9e 100644
--- a/toxcore/BUILD.bazel
+++ b/toxcore/BUILD.bazel
@@ -123,16 +123,16 @@ cc_library(
         "TCP_connection.c",
         "TCP_server.c",
     ],
-    copts = select({
-        "//tools/config:freebsd": [],
-        "//tools/config:linux": ["-DTCP_SERVER_USE_EPOLL=1"],
-        "//tools/config:osx": [],
-    }),
     hdrs = [
         "TCP_client.h",
         "TCP_connection.h",
         "TCP_server.h",
     ],
+    copts = select({
+        "//tools/config:freebsd": [],
+        "//tools/config:linux": ["-DTCP_SERVER_USE_EPOLL=1"],
+        "//tools/config:osx": [],
+    }),
     deps = [
         ":crypto_core",
         ":list",