diff --git a/src/disasm.c b/src/disasm.c
index 15464f4b932b784790911f45b55000cf72530c6a..50a072050b2927c728bb6af35efddb3ba328b41b 100644
--- a/src/disasm.c
+++ b/src/disasm.c
@@ -19,6 +19,8 @@
  * Boston, MA 02111-1307, USA.
  */
 
+#include <config.h>
+
 #include <glib.h>		/* For G_HAVE_ISO_VARARGS */
 #include <stdarg.h>
 
diff --git a/src/ftglue.c b/src/ftglue.c
index bf895ec3628c903a4963c998a61b839ba3edeff5..b3fd5b2d85f900731f9ff30b4b52782bcdf03dbf 100644
--- a/src/ftglue.c
+++ b/src/ftglue.c
@@ -8,6 +8,7 @@
  * See ftglue.h for more information.
  */
 
+#include <config.h>
 #include "ftglue.h"
 
 #if 0
diff --git a/src/ftxgdef.c b/src/ftxgdef.c
index 702e29b96bcfdb121e948d280a164e96718612a7..8701b326c42aad22b07c9e91adde80dc80e3c772 100644
--- a/src/ftxgdef.c
+++ b/src/ftxgdef.c
@@ -15,6 +15,7 @@
  *
  ******************************************************************/
 
+#include <config.h>
 #include "ftxopen.h"
 #include "ftxopenf.h"
 
diff --git a/src/ftxgpos.c b/src/ftxgpos.c
index 3ebb3023a8e50eab64feaf1bea9bdd0f5254f24b..69efd070b132778e10b043587d1d4ca4ba6a9758 100644
--- a/src/ftxgpos.c
+++ b/src/ftxgpos.c
@@ -15,6 +15,8 @@
  *
  ******************************************************************/
 
+#include <config.h>
+
 /* XXX There is *a lot* of duplicated code (cf. formats 7 and 8), but
        I don't care currently.  I believe that it would be possible to
        save about 50% of TTO code by carefully designing the structures,
diff --git a/src/ftxgsub.c b/src/ftxgsub.c
index 1e8afaa28ce8e0aff1d62830ccd743c98965f307..dac69aa2d236f0221b799732b4a8abcfb946da5e 100644
--- a/src/ftxgsub.c
+++ b/src/ftxgsub.c
@@ -15,6 +15,8 @@
  *
  ******************************************************************/
 
+#include <config.h>
+
 /* XXX There is *a lot* of duplicated code (cf. formats 5 and 6), but
        I don't care currently.  I believe that it would be possible to
        save about 50% of TTO code by carefully designing the structures,
diff --git a/src/ftxopen.c b/src/ftxopen.c
index c2f04850f7c34fae4c704585e7c6f29a8c3088a2..e086bd192090bb4259c598071afbf72c652a84cd 100644
--- a/src/ftxopen.c
+++ b/src/ftxopen.c
@@ -15,6 +15,8 @@
  *
  ******************************************************************/
 
+#include <config.h>
+
 #include "ftxopen.h"
 #include "ftxopenf.h"
 
diff --git a/src/otlbuffer.c b/src/otlbuffer.c
index a53fc4b7eb29b5b60c4d46809dce63d5077c2769..5578f8eeb51c86b80e755e116f78c7992339e13a 100644
--- a/src/otlbuffer.c
+++ b/src/otlbuffer.c
@@ -11,6 +11,9 @@
  * this file you indicate that you have read the license and
  * understand and accept it fully.
  */
+
+#include <config.h>
+
 #include <otlbuffer.h>
 
 /* To get the gcc-3.3 strict-aliasing compatible versions
diff --git a/src/ottest.c b/src/ottest.c
index 6bf640be013d46501142f7c027e03d8539be3f08..d82c9a9b6f2450018c6ca9189aa2cd0be560887e 100644
--- a/src/ottest.c
+++ b/src/ottest.c
@@ -19,6 +19,7 @@
  * Boston, MA 02111-1307, USA.
  */
 
+#include <config.h>
 #include <stdio.h>
 #include <stdlib.h>
 
diff --git a/src/pango-ot-buffer.c b/src/pango-ot-buffer.c
index 8d97aea01b9f371d47d80c5659ec6fc1722d261f..f649ae62d7a2fb9b27032a30c186c77362a39fd3 100644
--- a/src/pango-ot-buffer.c
+++ b/src/pango-ot-buffer.c
@@ -19,6 +19,8 @@
  * Boston, MA 02111-1307, USA.
  */
 
+#include <config.h>
+
 #include "pango-ot-private.h"
 
 #define PANGO_SCALE_26_6 (PANGO_SCALE / (1<<6))
diff --git a/src/pango-ot-info.c b/src/pango-ot-info.c
index 87a2a4ebb8d5887ec3ee7243653149b369307a4e..1899bd02e48c18c2a962e2b1d2b019e007298290 100644
--- a/src/pango-ot-info.c
+++ b/src/pango-ot-info.c
@@ -19,6 +19,8 @@
  * Boston, MA 02111-1307, USA.
  */
 
+#include <config.h>
+
 #include "pango-ot-private.h"
 #include "../pango-utils.h"
 #include "ftglue.h"
diff --git a/src/pango-ot-ruleset.c b/src/pango-ot-ruleset.c
index b61a28e00ed76119328455ae90bff1e967a80461..838d80e45714aa4b6d82660d12eebf0ec6521d99 100644
--- a/src/pango-ot-ruleset.c
+++ b/src/pango-ot-ruleset.c
@@ -19,6 +19,8 @@
  * Boston, MA 02111-1307, USA.
  */
 
+#include <config.h>
+
 #include <pango/pango-ot.h>
 #include "pango-ot-private.h"
 #include "../pango-utils.h"