diff --git a/.travis.yml b/.travis.yml
index 3dbaaed0b..86f455de0 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,7 +1,7 @@
 language: cpp
 
 os:
-#  - linux
+  - linux
   - osx
 
 env:
diff --git a/test/Jamfile b/test/Jamfile
index 6f1f331ba..f831ab20a 100644
--- a/test/Jamfile
+++ b/test/Jamfile
@@ -110,7 +110,6 @@ test-suite libtorrent :
 		test_bloom_filter.cpp
 		test_identify_client.cpp
 		test_merkle.cpp
-		test_alert_manager.cpp
 		test_resolve_links.cpp
 		test_crc32.cpp
 		test_heterogeneous_queue.cpp
@@ -150,6 +149,7 @@ test-suite libtorrent :
 		test_linked_list.cpp
 		test_file_progress.cpp ]
 
+	[ run test_alert_manager.cpp ]
 	[ run test_direct_dht.cpp ]
 	[ run test_magnet.cpp ]
 	[ run test_storage.cpp ]
diff --git a/test/test_alert_manager.cpp b/test/test_alert_manager.cpp
index 75c1624a7..343233698 100644
--- a/test/test_alert_manager.cpp
+++ b/test/test_alert_manager.cpp
@@ -242,6 +242,8 @@ TORRENT_TEST(wait_for_alert)
 
 	time_point end = clock_type::now();
 	TEST_EQUAL(a, static_cast<alert*>(0));
+	fprintf(stderr, "delay: %d ms (expected 1 second)\n"
+		, int(total_milliseconds(end - start)));
 	TEST_CHECK(end - start > milliseconds(900));
 	TEST_CHECK(end - start < milliseconds(1100));
 
@@ -250,6 +252,8 @@ TORRENT_TEST(wait_for_alert)
 	start = clock_type::now();
 	a = mgr.wait_for_alert(seconds(1));
 	end = clock_type::now();
+
+	fprintf(stderr, "delay: %d ms\n", int(total_milliseconds(end - start)));
 	TEST_CHECK(end - start < milliseconds(1));
 	TEST_CHECK(a->type() == torrent_added_alert::alert_type);
 
@@ -262,6 +266,8 @@ TORRENT_TEST(wait_for_alert)
 
 	a = mgr.wait_for_alert(seconds(10));
 	end = clock_type::now();
+
+	fprintf(stderr, "delay: %d ms\n", int(total_milliseconds(end - start)));
 	TEST_CHECK(end - start < milliseconds(500));
 	TEST_CHECK(a->type() == torrent_added_alert::alert_type);