diff --git a/app/tests/test_buffer_util.c b/app/tests/test_buffer_util.c
index ba3f9f06..d61e6918 100644
--- a/app/tests/test_buffer_util.c
+++ b/app/tests/test_buffer_util.c
@@ -65,7 +65,10 @@ static void test_buffer_read64be(void) {
     assert(val == 0xABCD1234567890EF);
 }
 
-int main(void) {
+int main(int argc, char *argv[]) {
+    (void) argc;
+    (void) argv;
+
     test_buffer_write16be();
     test_buffer_write32be();
     test_buffer_write64be();
diff --git a/app/tests/test_cbuf.c b/app/tests/test_cbuf.c
index dbe50aab..f8beb880 100644
--- a/app/tests/test_cbuf.c
+++ b/app/tests/test_cbuf.c
@@ -65,7 +65,10 @@ static void test_cbuf_push_take(void) {
     assert(item == 35);
 }
 
-int main(void) {
+int main(int argc, char *argv[]) {
+    (void) argc;
+    (void) argv;
+
     test_cbuf_empty();
     test_cbuf_full();
     test_cbuf_push_take();
diff --git a/app/tests/test_cli.c b/app/tests/test_cli.c
index 07974361..7a7d408d 100644
--- a/app/tests/test_cli.c
+++ b/app/tests/test_cli.c
@@ -122,7 +122,10 @@ static void test_options2(void) {
     assert(opts->record_format == SC_RECORD_FORMAT_MP4);
 }
 
-int main(void) {
+int main(int argc, char *argv[]) {
+    (void) argc;
+    (void) argv;
+
     test_flag_version();
     test_flag_help();
     test_options();
diff --git a/app/tests/test_control_msg_serialize.c b/app/tests/test_control_msg_serialize.c
index 592c2628..b58c8e20 100644
--- a/app/tests/test_control_msg_serialize.c
+++ b/app/tests/test_control_msg_serialize.c
@@ -257,7 +257,10 @@ static void test_serialize_rotate_device(void) {
     assert(!memcmp(buf, expected, sizeof(expected)));
 }
 
-int main(void) {
+int main(int argc, char *argv[]) {
+    (void) argc;
+    (void) argv;
+
     test_serialize_inject_keycode();
     test_serialize_inject_text();
     test_serialize_inject_text_long();
diff --git a/app/tests/test_device_msg_deserialize.c b/app/tests/test_device_msg_deserialize.c
index 8fcfc93d..3dfd0b0f 100644
--- a/app/tests/test_device_msg_deserialize.c
+++ b/app/tests/test_device_msg_deserialize.c
@@ -45,7 +45,10 @@ static void test_deserialize_clipboard_big(void) {
     device_msg_destroy(&msg);
 }
 
-int main(void) {
+int main(int argc, char *argv[]) {
+    (void) argc;
+    (void) argv;
+
     test_deserialize_clipboard();
     test_deserialize_clipboard_big();
     return 0;
diff --git a/app/tests/test_queue.c b/app/tests/test_queue.c
index b0950bb0..e10821cd 100644
--- a/app/tests/test_queue.c
+++ b/app/tests/test_queue.c
@@ -32,7 +32,10 @@ static void test_queue(void) {
     assert(queue_is_empty(&queue));
 }
 
-int main(void) {
+int main(int argc, char *argv[]) {
+    (void) argc;
+    (void) argv;
+
     test_queue();
     return 0;
 }
diff --git a/app/tests/test_strutil.c b/app/tests/test_strutil.c
index a88bca0e..7b9c61da 100644
--- a/app/tests/test_strutil.c
+++ b/app/tests/test_strutil.c
@@ -286,7 +286,10 @@ static void test_parse_integer_with_suffix(void) {
     assert(!ok);
 }
 
-int main(void) {
+int main(int argc, char *argv[]) {
+    (void) argc;
+    (void) argv;
+
     test_xstrncpy_simple();
     test_xstrncpy_just_fit();
     test_xstrncpy_truncated();