diff --git a/configure.ac b/configure.ac
index 42c09c6ebf647bcbadf35cf5266222b68fb52b9a..7f051d637297a8d2b16cb1c3725c2304e1dfbf13 100644
--- a/configure.ac
+++ b/configure.ac
@@ -95,6 +95,11 @@ AC_SUBST([AR])
 
 AC_SUBST(libext)
 
+dnl Remove non-configure distributed curlbuild.h
+if test -f ${srcdir}/include/curl/curlbuild.h; then
+  rm -f ${srcdir}/include/curl/curlbuild.h
+fi
+
 dnl figure out the libcurl version
 VERSION=`$SED -ne 's/^#define LIBCURL_VERSION "\(.*\)"/\1/p' ${srcdir}/include/curl/curlver.h`
 AM_INIT_AUTOMAKE(curl,$VERSION)