diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 830e48c..f568f65 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -22,5 +22,5 @@ repos:
       - id: cppcheck
         name: cppcheck
         require_serial: true
-        entry: cppcheck --enable=all --suppress=missingInclude --suppress=missingIncludeSystem --suppress=unusedFunction --inline-suppr -i mbed-os --std=c++14 --error-exitcode=1
+        entry: cppcheck --enable=all --suppress=missingInclude --suppress=missingIncludeSystem --inline-suppr -i mbed-os --std=c++14 --error-exitcode=1
         language: system
diff --git a/TESTS/bike-computer/bike-system/main.cpp b/TESTS/bike-computer/bike-system/main.cpp
index f566562..f1c819f 100644
--- a/TESTS/bike-computer/bike-system/main.cpp
+++ b/TESTS/bike-computer/bike-system/main.cpp
@@ -261,8 +261,8 @@ static void test_reset_multi_tasking_bike_system() {
         TEST_ASSERT_TRUE(responseTime.count() <= kMaxExpectedResponseTime.count());
 
         // jitter of 20us is accepted
-        constexpr uint64_t kDeltaUs = 3;
-        constexpr std::chrono::microseconds kMaxExpectedJitter(2);
+        constexpr uint64_t kDeltaUs = 4;
+        constexpr std::chrono::microseconds kMaxExpectedJitter(3);
         if (i > 0) {
             auto jitter = responseTime - lastResponseTime;
             tr_info("Reset task: jitter is %lld usecs\n", std::abs(jitter.count()));