diff --git a/test/unit/prof_recent.c b/test/unit/prof_recent.c
index c23b01ec..4fb37236 100644
--- a/test/unit/prof_recent.c
+++ b/test/unit/prof_recent.c
@@ -553,7 +553,7 @@ TEST_END
 #undef DUMP_ERROR
 #undef DUMP_OUT_SIZE
 
-#define N_THREADS 16
+#define N_THREADS 8
 #define N_PTRS 512
 #define N_CTLS 8
 #define N_ITERS 2048