diff --git a/CMakePresets.json b/CMakePresets.json
index 7f6231d0cc9..2cef80e74ed 100644
--- a/CMakePresets.json
+++ b/CMakePresets.json
@@ -125,6 +125,7 @@
       },
       "cacheVariables": {
         "CMAKE_CXX_STANDARD": "17",
+        "CMAKE_UNITY_BUILD": "ON",
         "QL_ENABLE_SESSIONS": "ON",
         "QL_ENABLE_THREAD_SAFE_OBSERVER_PATTERN": "ON",
         "QL_HIGH_RESOLUTION_DATE": "ON",