diff --git a/compiler/tests/end_to_end_tests/end_to_end_jit_fhe.cc b/compiler/tests/end_to_end_tests/end_to_end_jit_fhe.cc
index 67179b963..e59fc68ca 100644
--- a/compiler/tests/end_to_end_tests/end_to_end_jit_fhe.cc
+++ b/compiler/tests/end_to_end_tests/end_to_end_jit_fhe.cc
@@ -20,6 +20,12 @@ void compile_and_run(EndToEndDesc desc, LambdaSupport support) {
     options.v0Parameter = *desc.v0Parameter;
   }
 
+  /* 0 - Enable parallel testing where required */
+#ifdef CONCRETELANG_PARALLEL_TESTING_ENABLED
+  options.dataflowParallelize = true;
+  options.loopParallelize = true;
+#endif
+
   /* 1 - Compile the program */
   auto compilationResult = support.compile(desc.program, options);
   ASSERT_EXPECTED_SUCCESS(compilationResult);
diff --git a/compiler/tests/unit_tests/concretelang/TestLib/CMakeLists.txt b/compiler/tests/unit_tests/concretelang/TestLib/CMakeLists.txt
index 24888c1bf..ce8ba2665 100644
--- a/compiler/tests/unit_tests/concretelang/TestLib/CMakeLists.txt
+++ b/compiler/tests/unit_tests/concretelang/TestLib/CMakeLists.txt
@@ -16,6 +16,12 @@ if(NOT ${CMAKE_SYSTEM_NAME} MATCHES "Darwin")
   )
 endif()
 
+if(CONCRETELANG_PARALLEL_EXECUTION_ENABLED)
+  add_compile_options(
+    -DCONCRETELANG_PARALLEL_TESTING_ENABLED
+  )
+endif()
+
 add_concretecompiler_lib_test(
   unit_tests_concretelang_testlib
   testlib_unit_test.cpp
diff --git a/compiler/tests/unit_tests/concretelang/TestLib/testlib_unit_test.cpp b/compiler/tests/unit_tests/concretelang/TestLib/testlib_unit_test.cpp
index 81afca2e0..ee0736269 100644
--- a/compiler/tests/unit_tests/concretelang/TestLib/testlib_unit_test.cpp
+++ b/compiler/tests/unit_tests/concretelang/TestLib/testlib_unit_test.cpp
@@ -40,6 +40,9 @@ compile(std::string outputLib, std::string source,
       mlir::concretelang::CompilationContext::createShared();
   mlir::concretelang::CompilerEngine ce{ccx};
   mlir::concretelang::CompilationOptions options(funcname);
+#ifdef CONCRETELANG_PARALLEL_TESTING_ENABLED
+  options.autoParallelize = true;
+#endif
   ce.setCompilationOptions(options);
   auto result = ce.compile(sources, outputLib);
   if (!result) {