diff --git a/test/dbus-sdr/sensorcommands_unittest.cpp b/test/dbus-sdr/sensorcommands_unittest.cpp
index 83918c5..bcd2f44 100644
--- a/test/dbus-sdr/sensorcommands_unittest.cpp
+++ b/test/dbus-sdr/sensorcommands_unittest.cpp
@@ -39,6 +39,7 @@
             if (val & 0x80)
                 val++;
             /* Deliberately fall through to case 2. */
+            [[fallthrough]];
         case 2:
             result =
                 (double)(((m * (int8_t)val) + (b * pow(10, k1))) * pow(10, k2));
diff --git a/test/message/payload.cpp b/test/message/payload.cpp
index 7c55e7e..59947c6 100644
--- a/test/message/payload.cpp
+++ b/test/message/payload.cpp
@@ -321,8 +321,8 @@
     return 0;
 }
 
-int sd_journal_send_with_location(const char* file, const char* line,
-                                  const char* func, const char* format, ...)
+int sd_journal_send_with_location(const char* /*file*/, const char* /*line*/,
+                                  const char* /*func*/, const char* format, ...)
 {
     logs.push_back(format);
     return 0;