1 files changed, 2 insertions, 2 deletions

diff --git a/swayidle/main.c b/swayidle/main.c
index 678d622f..5b6c95a7 100644
--- a/swayidle/main.c
+++ b/swayidle/main.c
@@ -92,7 +92,7 @@ static int release_lock(void *data) {
         return 0;
 }
 
-void acquire_sleep_lock() {
+void acquire_sleep_lock(void) {
         sd_bus_message *msg = NULL;
         sd_bus_error error = SD_BUS_ERROR_NULL;
         struct sd_bus *bus;
@@ -161,7 +161,7 @@ static int dbus_event(int fd, uint32_t mask, void *data) {
         return 1;
 }
 
-void setup_sleep_listener() {
+void setup_sleep_listener(void) {
         struct sd_bus *bus;
 
         int ret = sd_bus_default_system(&bus);