diff --git a/cpp/deps.txt b/cpp/deps.txt
index 7e56bff52..3800d82aa 100644
--- a/cpp/deps.txt
+++ b/cpp/deps.txt
@@ -1,2 +1,2 @@
-https://github.com/nlohmann/json/archive/refs/tags/v3.11.2.zip -DJSON_BuildTests=OFF
+https://github.com/nlohmann/json/archive/refs/tags/v3.11.3.zip -DJSON_BuildTests=OFF
 https://github.com/cucumber/messages/archive/refs/tags/v24.0.1.zip --src-dir=cpp