diff --git a/configure.ac b/configure.ac
index 3d7a5fc93a..543bee930b 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1009,6 +1009,7 @@ AM_CONDITIONAL(USE_HAL, false)
 AM_CONDITIONAL(USE_JPEG, false)
 AM_CONDITIONAL(USE_LIBCACA, false)
 AM_CONDITIONAL(USE_LIBDV, false)
+AM_CONDITIONAL(USE_LIBIEC61883, false)
 AM_CONDITIONAL(USE_LIBPNG, false)
 AM_CONDITIONAL(USE_OSS, false)
 AM_CONDITIONAL(USE_OSS4, false)