diff --git a/radio/src/tests/timers.cpp b/radio/src/tests/timers.cpp
index b992696e5..d6f5d75e8 100644
--- a/radio/src/tests/timers.cpp
+++ b/radio/src/tests/timers.cpp
@@ -49,7 +49,7 @@ void timerSet(int idx, int16_t val)
 
 void initModelTimer(uint32_t idx, uint8_t mode, int16_t start = 0)
 {
-  memset(g_model.timers[0], 0, sizeof(g_model.timers[0]));
+  memset(&g_model.timers[0], 0, sizeof(g_model.timers[0]));
   g_model.timers[0].mode = mode;
   g_model.timers[0].start = start;
   g_model.timers[0].countdownBeep = COUNTDOWN_SILENT;