diff --git a/Makefile b/Makefile
index 92352ac..5b8d7af 100644
--- a/Makefile
+++ b/Makefile
@@ -35,11 +35,13 @@ install: ${BUILD_DIR}/rbm.elf
 	
 ${GPP_OBJS}: $(BUILD_DIR)/%.o : source/%.cpp
 	@mkdir -p $(dir $@)
-	g++ ${CXXFLAGS_${CONFIG}} ${DEFINES} ${INCLUDES} -o $@ -c $<
+	g++ -MMD ${CXXFLAGS_${CONFIG}} ${DEFINES} ${INCLUDES} -o $@ -c $<
 
 ${GCC_OBJS}: $(BUILD_DIR)/%.o : source/%.c
 	@mkdir -p $(dir $@)
-	gcc ${CFLAGS_${CONFIG}} ${DEFINES} ${INCLUDES} -o $@ -c $<
+	gcc -MMD ${CFLAGS_${CONFIG}} ${DEFINES} ${INCLUDES} -o $@ -c $<
+
+-include $(BUILD_DIR)/*.d
 
 ${BUILD_DIR}/rbm.elf: ${GPP_OBJS} ${GCC_OBJS} juce/build/${CONFIG}/libjuce.a
 	gcc ${LFLAGS_${CONFIG}} ${GPP_OBJS} ${GCC_OBJS} ${LIBS} -o $@
diff --git a/source/MainComponent.hpp b/source/MainComponent.hpp
index 960880d..2f54fd2 100644
--- a/source/MainComponent.hpp
+++ b/source/MainComponent.hpp
@@ -97,7 +97,8 @@ private:
 	
 	void clearTraining()
 	{
-		patterSlider->setRange(0, m_stack->numTraining()-1, 1);
+		patterSlider->setRange(0, 0, 1);
+		m_stack->trainingData().clear();
 	}
 
 	void loadTraining()