diff --git a/examples/platform/silabs/SiWx917/uart.cpp b/examples/platform/silabs/SiWx917/uart.cpp
index 8d63b3178a44f5..91df5d51e71795 100644
--- a/examples/platform/silabs/SiWx917/uart.cpp
+++ b/examples/platform/silabs/SiWx917/uart.cpp
@@ -128,7 +128,7 @@ int16_t uartConsoleWrite(const char * Buf, uint16_t BufLength)
  */
 int16_t uartLogWrite(const char * log, uint16_t length)
 {
-    if (log == NULL || length < 1)
+    if (log == NULL || length == 0)
     {
         return UART_CONSOLE_ERR;
     }