diff --git a/projects/core/src/test/resources/test-rom/spec/modules/cc/base64_spec.lua b/projects/core/src/test/resources/test-rom/spec/modules/cc/base64_spec.lua
index f129813a9..5df78148c 100644
--- a/projects/core/src/test/resources/test-rom/spec/modules/cc/base64_spec.lua
+++ b/projects/core/src/test/resources/test-rom/spec/modules/cc/base64_spec.lua
@@ -7,7 +7,7 @@ describe("cc.base64", function()
 
     it("random strings roundtrip", function()
         for _ = 1, 1000 do
-            local len = math.random(1000)
+            local len = math.random(500)
             local str = ""
             for _ = 1, len do str = str .. string.char(math.random(0, 255)) end