diff --git a/tests/integration/failover.tcl b/tests/integration/failover.tcl
index c2df86c67..0f2d3e5a7 100644
--- a/tests/integration/failover.tcl
+++ b/tests/integration/failover.tcl
@@ -180,19 +180,16 @@ start_server {overrides {save {}}} {
 
         assert_equal [count_log_message -2 "time out exceeded, failing over."] 1
 
-        # We should accept both psyncs, although this is the condition we might
-        # not meet since we didn't catch up. This happens often if TSan is
-        # enabled as it slows down the execution time significantly.
+        # We should accept both psyncs and full syncs, although this is the condition we might
+        # not meet since we didn't catch up. This happens often in slow environments
+        # (TSAN, IO threads, etc) which can force a full resync instead of a partial
+        # one. Count both partial and full syncs and verify the total increments by two.
         set psyncs [expr [s 0 sync_partial_ok] - $initial_psyncs]
         set full_syncs [expr [s 0 sync_full] - $initial_syncs]
-        if {$::tsan} {
-            assert_lessthan_equal $psyncs 2
-            assert_morethan_equal $full_syncs 0
-            assert_equal [expr $psyncs + $full_syncs] 2
-        } else {
-            assert_equal $psyncs 2
-            assert_equal $full_syncs 0
-        }
+        # Either we get 2 partial syncs, or some combination of partial/full that totals 2
+        assert_lessthan_equal $psyncs 2
+        assert_morethan_equal $full_syncs 0
+        assert_equal [expr $psyncs + $full_syncs] 2
         assert_digests_match $node_0 $node_1 $node_2
     }