diff --git a/src/buffer.c b/src/buffer.c
index ddfab45d148..118519f36ff 100644
--- a/src/buffer.c
+++ b/src/buffer.c
@@ -36,6 +36,7 @@ the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
 #include "buffer.h"
 #include "syntax.h"
 #include "indent.h"
+#include "blockinput.h"
 
 struct buffer *current_buffer;		/* the current buffer */
 
diff --git a/src/insdel.c b/src/insdel.c
index 647c4beb3a4..a1b3b1ff113 100644
--- a/src/insdel.c
+++ b/src/insdel.c
@@ -23,6 +23,7 @@ the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
 #include "intervals.h"
 #include "buffer.h"
 #include "window.h"
+#include "blockinput.h"
 
 /* Move gap to position `pos'.
    Note that this can quit!  */