diff --git a/src/Makefile.am b/src/Makefile.am
index 46995761..67763087 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -5,4 +5,4 @@ libgetdns_la_SOURCES = context.c convert.c \
     dict.c general.c hostname.c list.c \
     service.c sync.c validate_dnssec.c \
 	request-internal.c nameserver-internal.c \
-	util-internal.c
+	util-internal.c getdns_error.c
diff --git a/src/getdns/Makefile.am b/src/getdns/Makefile.am
index 807836b0..2357cf79 100644
--- a/src/getdns/Makefile.am
+++ b/src/getdns/Makefile.am
@@ -1 +1 @@
-pkginclude_HEADERS = getdns.h
+pkginclude_HEADERS = getdns.h getdns_error.h