diff --git a/tests/qtest/dm163-test.c b/tests/qtest/dm163-test.c
index 3161c92..4c8e654 100644
--- a/tests/qtest/dm163-test.c
+++ b/tests/qtest/dm163-test.c
@@ -182,6 +182,8 @@
     g_assert_false(qtest_get_irq(qts, LAT_B));
     g_assert_false(qtest_get_irq(qts, SELBK));
     g_assert_false(qtest_get_irq(qts, RST_B));
+
+    qtest_quit(qts);
 }
 
 int main(int argc, char **argv)
diff --git a/tests/qtest/stm32l4x5_usart-test.c b/tests/qtest/stm32l4x5_usart-test.c
index 8902518..c175ff3 100644
--- a/tests/qtest/stm32l4x5_usart-test.c
+++ b/tests/qtest/stm32l4x5_usart-test.c
@@ -202,6 +202,8 @@
     qtest_writel(qts, USART1_BASE_ADDR + A_TDR, 0xFFFFFFFF);
     const uint32_t tdr = qtest_readl(qts, USART1_BASE_ADDR + A_TDR);
     g_assert_cmpuint(tdr, ==, 0x000001FF);
+
+    qtest_quit(qts);
 }
 
 static void test_receive_char(void)