diff --git a/RF24.cpp b/RF24.cpp
index 8c2bb77a..0aeeea65 100644
--- a/RF24.cpp
+++ b/RF24.cpp
@@ -562,7 +562,18 @@ uint8_t RF24::sprintf_address_register(char* out_buffer, uint8_t reg, uint8_t qt
 /****************************************************************************/
 
 RF24::RF24(rf24_gpio_pin_t _cepin, rf24_gpio_pin_t _cspin, uint32_t _spi_speed)
-    : ce_pin(_cepin), csn_pin(_cspin), spi_speed(_spi_speed), payload_size(32), _is_p_variant(false), _is_p0_rx(false), addr_width(5), dynamic_payloads_enabled(true), csDelay(5)
+    : ce_pin(_cepin),
+      csn_pin(_cspin),
+      spi_speed(_spi_speed),
+      payload_size(32),
+      _is_p_variant(false),
+      _is_p0_rx(false),
+      addr_width(5),
+      dynamic_payloads_enabled(true),
+#if defined FAILURE_HANDLING
+      failureDetected(0),
+#endif
+      csDelay(5)
 {
     _init_obj();
 }
@@ -570,7 +581,18 @@ RF24::RF24(rf24_gpio_pin_t _cepin, rf24_gpio_pin_t _cspin, uint32_t _spi_speed)
 /****************************************************************************/
 
 RF24::RF24(uint32_t _spi_speed)
-    : ce_pin(RF24_PIN_INVALID), csn_pin(RF24_PIN_INVALID), spi_speed(_spi_speed), payload_size(32), _is_p_variant(false), _is_p0_rx(false), addr_width(5), dynamic_payloads_enabled(true), csDelay(5)
+    : ce_pin(RF24_PIN_INVALID),
+      csn_pin(RF24_PIN_INVALID),
+      spi_speed(_spi_speed),
+      payload_size(32),
+      _is_p_variant(false),
+      _is_p0_rx(false),
+      addr_width(5),
+      dynamic_payloads_enabled(true),
+#if defined FAILURE_HANDLING
+      failureDetected(0),
+#endif
+      csDelay(5)
 {
     _init_obj();
 }