diff --git a/.github/workflows/many-platforms.yml b/.github/workflows/many-platforms.yml
index 098fcbb..ab803c7 100644
--- a/.github/workflows/many-platforms.yml
+++ b/.github/workflows/many-platforms.yml
@@ -111,6 +111,7 @@ jobs:
       # Install Ubuntu packages.
       # List of packages: https://packages.ubuntu.com/
       # - run: sudo apt update; sudo apt install ...
+      - run: apt update; apt -y install libgnustep-base-dev
       - run: |
           pwd
           export CPPFLAGS="-Wall"
@@ -343,7 +344,7 @@ jobs:
             pwd
             : "Install FreeBSD packages"
             : "List of packages: https://ports.freebsd.org/cgi/ports.cgi"
-            pkg install -y m4 automake gcc
+            pkg install -y m4 automake gcc gnustep
             ls -l
             export CPPFLAGS="-I/usr/local/include -Wall"
             export LDFLAGS="-L/usr/local/lib"
@@ -390,7 +391,7 @@ jobs:
             : "Install NetBSD packages"
             : "List of packages: https://ftp.netbsd.org/pub/pkgsrc/current/pkgsrc/index-all.html"
             : "The only Fortran compiler available here is flang, not easy to use."
-            /usr/sbin/pkg_add m4-1.4.19nb1 automake autoconf
+            /usr/sbin/pkg_add m4-1.4.19nb1 automake autoconf gnustep
             ls -l
             export CPPFLAGS="-I/usr/pkg/include -Wall"
             export LDFLAGS="-L/usr/pkg/lib"
@@ -445,7 +446,7 @@ jobs:
             pwd
             : "Install OpenBSD packages"
             : "List of packages: https://cdn.openbsd.org/pub/OpenBSD/7.5/packages/amd64/"
-            pkg_add m4 automake-1.16.5 ${{ matrix.version == '7.5' && 'autoconf-2.71 gcc-11.2.0p11 g++-11.2.0p12' || 'autoconf-2.72p0 gcc-11.2.0p14 g++-11.2.0p15' }} gmake
+            pkg_add m4 gnustep-make-2.9.1p1 automake-1.16.5 ${{ matrix.version == '7.5' && 'autoconf-2.71 gcc-11.2.0p11 g++-11.2.0p12' || 'autoconf-2.72p0 gcc-11.2.0p14 g++-11.2.0p15' }} gmake
             ls -l /usr/bin/acl* /usr/bin/auto* /usr/local/bin/acl* /usr/local/bin/auto*
             export PATH=/usr/local/bin:$PATH
             : "The OpenBSD port of autoconf needs this. See <https://marc.info/?l=openbsd-misc&m=115868167816272&w=2>."
diff --git a/build-on.sh b/build-on.sh
index dda7783..7613895 100755
--- a/build-on.sh
+++ b/build-on.sh
@@ -65,7 +65,7 @@ case "$commit_message" in
     ;;
   *)
     # Run the tests.
-    $make check $make_options TESTSUITEFLAGS="--debug 62-68 92-98" > log3 2>&1; rc=$?; cat log3; test $rc = 0 || exit 1
+    $make check $make_options TESTSUITEFLAGS="--debug 62-65 92-95" > log3 2>&1; rc=$?; cat log3; test $rc = 0 || exit 1
     ;;
 esac