diff --git a/test/test_core.jl b/test/test_core.jl
index 86a1c150..0187903d 100644
--- a/test/test_core.jl
+++ b/test/test_core.jl
@@ -246,7 +246,7 @@ end
     # Optics should hash differently from the underlying tuples, to avoid confusion.
     # To account for potential collisions, we check that the property holds with high
     # probability.  
-    @test count(hash(@optic(_[i])) != hash((i,)) for i = 1:1000) > 900
+    @test all(hash(@optic(_[i])) != hash((i,)) for i = 1:1000)
 
     # Same for tuples of tuples (√(1000) ≈ 32).
     @test count(hash(@optic(_[i][j])) != hash(((i,), (j,))) for i = 1:32, j = 1:32) > 900