diff --git a/libr.pc.in b/libr.pc.in
index 961af07..3f03352 100644
--- a/libr.pc.in
+++ b/libr.pc.in
@@ -3,6 +3,8 @@ exec_prefix=@exec_prefix@
 libdir=@libdir@
 includedir=@includedir@
 
+backend=@BACKEND_NAME@
+
 Name: @PACKAGE@
 Description: libr ELF resource manager library
 Version: @PACKAGE_VERSION@