diff --git a/dic/er.l b/dic/er.l
index a4c0a2a..b4a20bc 100644
--- a/dic/er.l
+++ b/dic/er.l
@@ -18,7 +18,6 @@
 /* along with this program; if not, write to the Free Software               */
 /* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA */
 
-#include "dic_internals.h"
 #include "dic.h"
 #include "regexp.h"
 #include "libdic_a-er.h"
diff --git a/dic/er.y b/dic/er.y
index 17a2e43..5f27f1f 100644
--- a/dic/er.y
+++ b/dic/er.y
@@ -23,9 +23,6 @@
 #include <stdlib.h>
 #include <string.h>
 
-#include "dic_internals.h"
-#include "dic.h"
-
 #include "dic.h"
 #include "regexp.h"
 #include "dic_search.h"