diff -Naur pidgin/libpurple/protocols/facebook/api.h pidgin2/libpurple/protocols/facebook/api.h
--- a/libpurple/protocols/facebook/api.h
+++ b/libpurple/protocols/facebook/api.h
@@ -111,7 +111,7 @@
  *
  * The HTTP User-Agent header.
  */
-#define FB_API_AGENT  "Facebook plugin / Purple / 0.9.5 " FB_ORCA_AGENT
+#define FB_API_AGENT  "Facebook plugin / Purple / " PACKAGE_VERSION " " FB_ORCA_AGENT
 
 /**
  * FB_API_MQTT_AGENT