diff --git a/modules/presence_dialoginfo/pidf.c b/modules/presence_dialoginfo/pidf.c
index 23e6bd30ef0..51c845e5a6c 100644
--- a/modules/presence_dialoginfo/pidf.c
+++ b/modules/presence_dialoginfo/pidf.c
@@ -41,6 +41,7 @@
 	#define _BSD_SOURCE 1				/* needed on linux to "fix" the effect
 										  of the above define on
 										  features.h/unistd.h syscall() */
+	#define _DEFAULT_SOURCE 1			/* _BSD_SOURCE is deprecated */
 #elif defined __OS_solaris
 	#define _XOPEN_SOURCE_EXTENDED 1   /* solaris */
 #endif