diff --git a/gnattools/ChangeLog b/gnattools/ChangeLog
index 7039b834ba2..a7bd840efb1 100644
--- a/gnattools/ChangeLog
+++ b/gnattools/ChangeLog
@@ -1,3 +1,8 @@
+2014-01-27  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* configure.ac (*-*-lynxos*): Delete.
+	* configure: Regenerate.
+
 2013-12-12  Eric Botcazou  <ebotcazou@adacore.com>
 	    Iain Sandoe  <iain@codesourcery.com>
 
diff --git a/gnattools/configure b/gnattools/configure
index 883b705f6cc..05183085265 100755
--- a/gnattools/configure
+++ b/gnattools/configure
@@ -2049,11 +2049,6 @@ case "${target}" in
     mlib-tgt-specific.adb<mlib-tgt-specific-linux.adb \
     indepsw.adb<indepsw-gnu.adb"
     ;;
-  *-*-lynxos*)
-    TOOLS_TARGET_PAIRS="\
-    mlib-tgt-specific.adb<mlib-tgt-specific-lynxos.adb \
-    indepsw.adb<indepsw-gnu.adb"
-    ;;
   *-*-solaris*)
     TOOLS_TARGET_PAIRS="mlib-tgt-specific.adb<mlib-tgt-specific-solaris.adb"
     ;;
diff --git a/gnattools/configure.ac b/gnattools/configure.ac
index 5edaadfcf58..46658fb3fba 100644
--- a/gnattools/configure.ac
+++ b/gnattools/configure.ac
@@ -89,11 +89,6 @@ case "${target}" in
     mlib-tgt-specific.adb<mlib-tgt-specific-linux.adb \
     indepsw.adb<indepsw-gnu.adb"
     ;;
-  *-*-lynxos*)
-    TOOLS_TARGET_PAIRS="\
-    mlib-tgt-specific.adb<mlib-tgt-specific-lynxos.adb \
-    indepsw.adb<indepsw-gnu.adb"
-    ;;
   *-*-solaris*)
     TOOLS_TARGET_PAIRS="mlib-tgt-specific.adb<mlib-tgt-specific-solaris.adb"
     ;;