diff --git a/firmware/application/apps/ui_aprs_rx.hpp b/firmware/application/apps/ui_aprs_rx.hpp
index 216e96a3..9ea29559 100644
--- a/firmware/application/apps/ui_aprs_rx.hpp
+++ b/firmware/application/apps/ui_aprs_rx.hpp
@@ -57,12 +57,12 @@ struct APRSRecentEntry {
 	uint16_t hits { 0 };
 	uint32_t age { 0 };	
 	
-	uint64_t source;
+	uint64_t source { 0 };
 	std::string source_formatted { "        " };
 	std::string time_string { "" };
 	std::string info_string { "" };
 	
-	aprs::aprs_pos pos;
+	aprs::aprs_pos pos { 0 , 0 , 0 , 0 };
 	bool has_position = false;
 	APRSRecentEntry(uint64_t src)
 	{