diff --git a/cppad.spec b/cppad.spec
index ef73014..0b4d06a 100644
--- a/cppad.spec
+++ b/cppad.spec
@@ -15,15 +15,17 @@
 # These refer to the corresponding subpackage and are not spelling errors.
 # ----------------------------------------------------------------------------
 
-# Release starts with 1; https://fedoraproject.org/wiki/Packaging:Versioning
+# CppAD release number starts with zero and last part of version number.
+# Fedora Release starts with 1; see
+# https://fedoraproject.org/wiki/Packaging:Versioning
 Name: cppad
-Version: 20170000.4
-Release: 4%{?dist}
+Version: 20180000.0
+Release: 1%{?dist}
 Summary: C++ Algorithmic Differentiation (AD), %{name}-devel and %{name}-doc
 
 # As of yet, there are no object libraries or executables included in this
 # package. However, the results of the cmake command depend on the architecture
-# so we no longer include 'BuildArch: noarch' in this spec file.
+# so we do not include 'BuildArch: noarch' in this spec file.
 
 # The user can compile with or without debugging so there is nothing useful in
 # *debuginfo. If status of cppad_lib changes (and it gets installed), this may
@@ -76,33 +78,16 @@ In addition, printable versions of the documentation,
 as a single web page, in both HTML and XML, can be found at that web site.
 
 # ----------------------------------------------------------------------------
-
 %clean
 # Cleanup build root at the beginning in case mock has
 # cleanup_on_failure set to zero.
 rm -rf %{buildroot}
 
+# -----------------------------------------------------------------------------
 %prep
 
 %setup -q 
 
-# Change some comparisions to properly scale to machine epsilon
-# (should not be necessary for 2018).
-cat << EOF > junk.sed
-s|NearEqual(jfac\\*\\([^,]*\\), *value *, *eps99 *, *eps99)|NearEqual(\\1, value/jfac, eps99, eps99)|
-EOF
-sed -i test_more/div.cpp -f junk.sed
-
-# Fix a bug in the optimizer (should not be necessary for 2018)
-cat << EOF >  junk.sed
-214,214s|^|				else\\
-				{	match &= arg_match[j] == op_info[candidate].arg[j];\\
-				}\\
-|
-EOF
-sed -i cppad/local/optimize/match_op.hpp -f junk.sed
-#
-# -----------------------------------------------------------------------------
 # Replace cppad_SOURCE_DIR by the system include directory so that
 # installed files, instead of local files, are used for testing.
 #
@@ -111,34 +96,18 @@ sed \
 -e "s|\(INCLUDE_DIRECTORIES(\).*{cppad_SOURCE_DIR}|\1 SYSTEM $includedir|" \
      -i.bak CMakeLists.txt
 
-# The include directory set above is loaded by the install procedure,
-# but cppad_lib is needed for the install procedure. Currently cppad_lib
-# only contains the cppad_colpack object which is not needed by the Fedora
-# distribution. This may or may not be true for next year 2018.
-list=`find . -name 'CMakeLists.txt' | \
-	sed -e '/^\.\/CMakeLists.txt/d' -e '/^\.\/cppad_lib\/CMakeLists.txt/d'`
-for file in $list
-do
-	if grep 'cppad_lib' "$file" > /dev/null
-	then
-		# cppad_lib is set in ./CMakeLists.txt and used in other files
-		cp "$file" "$file.bak"
-		sed -i "$file" -e '/^\t*${cppad_lib}$/d'
-		if grep 'cppad_lib' "$file" > /dev/null
-		then
-			echo "Edit of $file failed."
-			exit 1
-		fi
-	fi
-done
+# It seems that it is no longer necessary to remove ${cppad_lib} from 
+# CMakeLists.txt files. If this works out, remove this comment next year 2019.
 
+# -----------------------------------------------------------------------------
+%build
 # See https://fedoraproject.org/wiki/Packaging:Cmake?rd=Packaging/cmake
 # and http://www.coin-or.org/CppAD/Doc/cmake.htm
-%build
 #
 # Cannot use %%{_includedir}, $${_libdir}, %%{_datadir}, %%{_docdir} 
 # because they are absolute paths. Relative values would be more flexible 
 # because they can be combined with %%{_prefix} to get absolute values.
+cppad_cxx_flags='-Wall -pedantic-errors -std=c++11 -Wshadow -Wconversion'
 %cmake --version
 %cmake \
     -D CMAKE_VERBOSE_MAKEFILE=0 \
@@ -158,7 +127,7 @@ done
 	-D ipopt_prefix='' \
 	-D sacado_prefix='' \
 	\
-    -D cppad_cxx_flags='-Wall -ansi -pedantic-errors -std=c++11 -Wshadow' \
+    -D cppad_cxx_flags="$cppad_cxx_flags" \
 	-D cppad_profile_flag='' \
 	\
     -D cppad_test_vector=cppad \
@@ -169,17 +138,20 @@ done
      .
 make %{?_smp_mflags}
 
+# -----------------------------------------------------------------------------
 %install
 rm -rf %{buildroot}
 make install DESTDIR=%{buildroot}
 
+# -----------------------------------------------------------------------------
 # use the installed include files to compile and run the tests
 %check
 make check
 
+# -----------------------------------------------------------------------------
 %files devel
 %defattr(-,root,root,-)
-%doc COPYING ChangeLog AUTHORS uw_copy_040507.html
+%doc COPYING uw_copy_040507.html
 %{_includedir}/%{name}
 %{_datadir}/pkgconfig/%{name}.pc
 
@@ -189,6 +161,9 @@ make check
 
 # ----------------------------------------------------------------------------
 %changelog
+* Mon Jan 01 2018 Brad Bell <bradbell at seanet dot com> - 20180000.0-1
+- Advance to version 2018 of cppad.
+
 * Fri Nov 24 2017 Brad Bell <bradbell at seanet dot com> - 20170000.4-3
 - Use sed to add bug fix corresponding to cppad-20170000.8.