diff --git a/src/gb/Makefile.am b/src/gb/Makefile.am
index 65b73fe..d074092 100644
--- a/src/gb/Makefile.am
+++ b/src/gb/Makefile.am
@@ -6,7 +6,7 @@
 AM_CFLAGS = -Wall ${GCC_FVISIBILITY_HIDDEN} -fno-strict-aliasing $(TALLOC_CFLAGS)
 
 # FIXME: this should eventually go into a milenage/Makefile.am
-noinst_HEADERS = common_vty.h
+noinst_HEADERS = common_vty.h gb_internal.h
 
 if ENABLE_GB
 lib_LTLIBRARIES = libosmogb.la