diff --git a/firmware/controllers/algo/fuel_math.cpp b/firmware/controllers/algo/fuel_math.cpp
index 6dcb22e572..5b4365850b 100644
--- a/firmware/controllers/algo/fuel_math.cpp
+++ b/firmware/controllers/algo/fuel_math.cpp
@@ -44,7 +44,7 @@ EXTERN_ENGINE
 static fuel_Map3D_t fuelMap("fuel");
 static fuel_Map3D_t fuelPhaseMap("fl ph");
 extern fuel_Map3D_t ve2Map;
-extern fuel_Map3D_t afrMap;
+extern afr_Map3D_t afrMap;
 extern baroCorr_Map3D_t baroCorrMap;
 
 /**
diff --git a/unit_tests/test_engine_math.cpp b/unit_tests/test_engine_math.cpp
index e88bebfd94..788a49ad47 100644
--- a/unit_tests/test_engine_math.cpp
+++ b/unit_tests/test_engine_math.cpp
@@ -21,7 +21,7 @@ void testIgnitionPlanning(void) {
 	EXPAND_EngineTestHelper;
 
 	eth.engine.periodicFastCallback(PASS_ENGINE_PARAMETER_F);
-	assertEquals(13.5, eth.engine.engineState.targetAFR);
+	assertEqualsM("testIgnitionPlanning_AFR", 13.5, eth.engine.engineState.targetAFR);
 
 	assertEquals(IM_BATCH, engineConfiguration->injectionMode);
 }
diff --git a/unit_tests/test_fuel_map.cpp b/unit_tests/test_fuel_map.cpp
index e9ec776b25..9a5df34c7d 100644
--- a/unit_tests/test_fuel_map.cpp
+++ b/unit_tests/test_fuel_map.cpp
@@ -30,7 +30,7 @@ void testMafFuelMath(void) {
 	setAfrMap(config->afrTable, 13);
 
 	float fuelMs = getRealMafFuel(300, 6000 PASS_ENGINE_PARAMETER);
-	assertEquals(26.7099, fuelMs);
+	assertEqualsM("fuelMs", 26.7099, fuelMs);
 }
 
 void testFuelMap(void) {