Install gsm_04_08.h and required headers into a openbsc/
diff --git a/openbsc/openbsc.pc.in b/openbsc/openbsc.pc.in
index 0d00831..aba07e2 100644
--- a/openbsc/openbsc.pc.in
+++ b/openbsc/openbsc.pc.in
@@ -1,7 +1,7 @@
 prefix=@prefix@
 exec_prefix=@exec_prefix@
 libdir=@libdir@
-includedir=@includedir@/openbsc-1.0
+includedir=@includedir@/
 
 Name: OpenBSC
 Description: OpenBSC base station controller