diff --git a/aedi/target/__init__.py b/aedi/target/__init__.py
index ced72144..e18a4a49 100644
--- a/aedi/target/__init__.py
+++ b/aedi/target/__init__.py
@@ -99,10 +99,12 @@ def targets():
         VulkanHeadersTarget(),
         VulkanLoaderTarget(),
         WebpTarget(),
-        WxWidgetsTarget(),
         XmpTarget(),
         ZstdTarget(),
 
+        # Obsolete libraries without binaries
+        WxWidgetsTarget(),
+
         # Tools
         BuildCMakeTarget(),
         GmakeTarget(),
diff --git a/aedi/target/library_tier2.py b/aedi/target/library_tier2.py
index b9e388ec..8e16e283 100644
--- a/aedi/target/library_tier2.py
+++ b/aedi/target/library_tier2.py
@@ -711,69 +711,6 @@ class WebpTarget(CMakeStaticDependencyTarget):
         self.keep_module_target(state, 'WebP::webp')
 
 
-class WxWidgetsTarget(CMakeStaticDependencyTarget):
-    def __init__(self, name='wxwidgets'):
-        super().__init__(name)
-
-    def prepare_source(self, state: BuildState):
-        state.download_source(
-            'https://github.com/wxWidgets/wxWidgets/releases/download/v3.1.5/wxWidgets-3.1.5.tar.bz2',
-            'd7b3666de33aa5c10ea41bb9405c40326e1aeb74ee725bb88f90f1d50270a224',
-            patches='wxwidgets-library-suffix')
-
-    def configure(self, state: BuildState):
-        opts = state.options
-        opts['wxBUILD_SHARED'] = 'NO'
-        opts['wxUSE_LIBLZMA'] = 'YES'
-        opts['wxUSE_LIBSDL'] = 'NO'
-        opts['wxUSE_LIBJPEG'] = 'sys'
-        opts['wxUSE_LIBPNG'] = 'sys'
-        opts['wxUSE_LIBTIFF'] = 'sys'
-
-        super().configure(state)
-
-    def post_build(self, state: BuildState):
-        super().post_build(state)
-
-        # Replace prefix in setup.h
-        def patch_setup_h(line: str):
-            prefix = '#define wxINSTALL_PREFIX '
-            return f'{prefix}"/usr/local"\n' if line.startswith(prefix) else line
-
-        setup_h_path = state.install_path / 'lib/wx/include/osx_cocoa-unicode-static-3.1/wx/setup.h'
-        self.update_text_file(setup_h_path, patch_setup_h)
-
-        # Fix a few wx-config entries
-        def patch_wx_config(line: str):
-            prefix = 'prefix=${input_option_prefix-${this_prefix:-'
-            is_cross_func = 'is_cross() '
-            is_cross_test = 'is_cross && target='
-            output_option_cc = '[ -z "$output_option_cc" '
-            output_option_cxx = '[ -z "$output_option_cxx" '
-            output_option_ld = '[ -z "$output_option_ld" '
-            ldlibs_gl = 'ldlibs_gl='
-
-            if line.startswith(prefix):
-                return prefix + '$(cd "${0%/*}/.."; pwd)}}\n'
-            elif line.startswith(is_cross_func):
-                return is_cross_func + '{ false; }\n'
-            elif line.startswith(is_cross_test):
-                return is_cross_test + '""\n'
-            elif line.startswith(output_option_cc):
-                return output_option_cc + '] || echo "gcc"\n'
-            elif line.startswith(output_option_cxx):
-                return output_option_cxx + '] || echo "g++"\n'
-            elif line.startswith(output_option_ld):
-                return output_option_ld + '] || echo "g++ -o"\n'
-            elif line.startswith(ldlibs_gl):
-                return ldlibs_gl + '"-lwx_baseu-3.1 -lwx_osx_cocoau_core-3.1 -framework OpenGL"\n'
-
-            return line
-
-        wx_config_path = state.install_path / 'bin/wx-config'
-        self.update_text_file(wx_config_path, patch_wx_config)
-
-
 class XmpTarget(ConfigureMakeStaticDependencyTarget):
     def __init__(self, name='xmp'):
         super().__init__(name)
diff --git a/aedi/target/library_tier3.py b/aedi/target/library_tier3.py
index 2b91f62d..ed43b699 100644
--- a/aedi/target/library_tier3.py
+++ b/aedi/target/library_tier3.py
@@ -15,3 +15,68 @@
 #    You should have received a copy of the GNU General Public License
 #    along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #
+
+from .base import *
+
+
+class WxWidgetsTarget(CMakeStaticDependencyTarget):
+    def __init__(self, name='wxwidgets'):
+        super().__init__(name)
+
+    def prepare_source(self, state: BuildState):
+        state.download_source(
+            'https://github.com/wxWidgets/wxWidgets/releases/download/v3.1.5/wxWidgets-3.1.5.tar.bz2',
+            'd7b3666de33aa5c10ea41bb9405c40326e1aeb74ee725bb88f90f1d50270a224',
+            patches='wxwidgets-library-suffix')
+
+    def configure(self, state: BuildState):
+        opts = state.options
+        opts['wxBUILD_SHARED'] = 'NO'
+        opts['wxUSE_LIBLZMA'] = 'YES'
+        opts['wxUSE_LIBSDL'] = 'NO'
+        opts['wxUSE_LIBJPEG'] = 'sys'
+        opts['wxUSE_LIBPNG'] = 'sys'
+        opts['wxUSE_LIBTIFF'] = 'sys'
+
+        super().configure(state)
+
+    def post_build(self, state: BuildState):
+        super().post_build(state)
+
+        # Replace prefix in setup.h
+        def patch_setup_h(line: str):
+            prefix = '#define wxINSTALL_PREFIX '
+            return f'{prefix}"/usr/local"\n' if line.startswith(prefix) else line
+
+        setup_h_path = state.install_path / 'lib/wx/include/osx_cocoa-unicode-static-3.1/wx/setup.h'
+        self.update_text_file(setup_h_path, patch_setup_h)
+
+        # Fix a few wx-config entries
+        def patch_wx_config(line: str):
+            prefix = 'prefix=${input_option_prefix-${this_prefix:-'
+            is_cross_func = 'is_cross() '
+            is_cross_test = 'is_cross && target='
+            output_option_cc = '[ -z "$output_option_cc" '
+            output_option_cxx = '[ -z "$output_option_cxx" '
+            output_option_ld = '[ -z "$output_option_ld" '
+            ldlibs_gl = 'ldlibs_gl='
+
+            if line.startswith(prefix):
+                return prefix + '$(cd "${0%/*}/.."; pwd)}}\n'
+            elif line.startswith(is_cross_func):
+                return is_cross_func + '{ false; }\n'
+            elif line.startswith(is_cross_test):
+                return is_cross_test + '""\n'
+            elif line.startswith(output_option_cc):
+                return output_option_cc + '] || echo "gcc"\n'
+            elif line.startswith(output_option_cxx):
+                return output_option_cxx + '] || echo "g++"\n'
+            elif line.startswith(output_option_ld):
+                return output_option_ld + '] || echo "g++ -o"\n'
+            elif line.startswith(ldlibs_gl):
+                return ldlibs_gl + '"-lwx_baseu-3.1 -lwx_osx_cocoau_core-3.1 -framework OpenGL"\n'
+
+            return line
+
+        wx_config_path = state.install_path / 'bin/wx-config'
+        self.update_text_file(wx_config_path, patch_wx_config)