diff --git a/compiler/extensions/cpp/runtime/test/CMakeLists.txt b/compiler/extensions/cpp/runtime/test/CMakeLists.txt
index a9733db09..6f37d7021 100644
--- a/compiler/extensions/cpp/runtime/test/CMakeLists.txt
+++ b/compiler/extensions/cpp/runtime/test/CMakeLists.txt
@@ -196,7 +196,12 @@ set(ZSERIO_CPP_RUNTIME_TEST_HEADERS
 )
 
 if (MSVC)
-    set_property(SOURCE zserio/ReflectableTest.cpp zserio/ArrayTest.cpp APPEND PROPERTY COMPILE_OPTIONS /bigobj)
+    set_property(
+        SOURCE
+            zserio/ReflectableTest.cpp
+            zserio/ArrayTest.cpp
+        APPEND
+            PROPERTY COMPILE_OPTIONS /bigobj)
 endif ()
 
 add_executable(${PROJECT_NAME}
diff --git a/test/language/array_types/CMakeLists.txt b/test/language/array_types/CMakeLists.txt
index 6e2231825..d847797c2 100644
--- a/test/language/array_types/CMakeLists.txt
+++ b/test/language/array_types/CMakeLists.txt
@@ -177,6 +177,15 @@ zserio_add_library(array_types_zs
     ZSERIO_OPTIONS -withoutSourcesAmalgamation
 )
 
+if (MSVC)
+    set_property(
+        SOURCE
+            ${ZSERIO_GEN_DIR}/array_types/arrays_mapping/ArraysMapping.cpp
+        APPEND
+            PROPERTY COMPILE_OPTIONS /bigobj
+    )
+endif ()
+
 add_custom_test(array_types
     DEPENDS
         array_types_zs