diff --git a/retired/toolchain.py b/retired/toolchain.py
index ed7a981..4872cb9 100644
--- a/retired/toolchain.py
+++ b/retired/toolchain.py
@@ -6,7 +6,7 @@ class Autoconf(ModuleBuilder):
 
     @property
     def url(self):
-        return f"https://ftp.gnu.org/gnu/autoconf/autoconf-{self.version}.tar.xz"
+        return f"https://ftpmirror.gnu.org/gnu/autoconf/autoconf-{self.version}.tar.xz"
 
     @property
     def version(self):
@@ -23,7 +23,7 @@ class Automake(ModuleBuilder):
 
     @property
     def url(self):
-        return f"https://ftp.gnu.org/gnu/automake/automake-{self.version}.tar.xz"
+        return f"https://ftpmirror.gnu.org/gnu/automake/automake-{self.version}.tar.xz"
 
     @property
     def version(self):
diff --git a/src/portable_python/external/xcpython.py b/src/portable_python/external/xcpython.py
index 5bbf391..d2011ae 100644
--- a/src/portable_python/external/xcpython.py
+++ b/src/portable_python/external/xcpython.py
@@ -80,11 +80,11 @@ class Gdbm(ModuleBuilder):
 
     @property
     def url(self):
-        return self.cfg_url(self.version) or f"https://ftp.gnu.org/gnu/gdbm/gdbm-{self.version}.tar.gz"
+        return self.cfg_url(self.version) or f"https://ftpmirror.gnu.org/gnu/gdbm/gdbm-{self.version}.tar.gz"
 
     @property
     def version(self):
-        return self.cfg_version("1.24")
+        return self.cfg_version("1.26")
 
     def c_configure_args(self):
         if config_args := self.cfg_configure(self.deps_lib_dir, self.deps_lib64_dir):
@@ -129,7 +129,7 @@ def url(self):
 
     @property
     def version(self):
-        return self.cfg_version("3.4.6")
+        return self.cfg_version("3.4.8")
 
     def c_configure_args(self):
         if config_args := self.cfg_configure(self.deps_lib_dir, self.deps_lib64_dir):
@@ -176,7 +176,7 @@ def url(self):
     def version(self):
         # See https://endoflife.date/openssl
         # This default here picks the most conservative longest supported version
-        return self.cfg_version("3.0.15")
+        return self.cfg_version("3.0.17")
 
     def c_configure_args(self):
         if config_args := self.cfg_configure(self.deps_lib_dir, self.deps_lib64_dir):
@@ -258,7 +258,7 @@ def candidate_modules(cls):
 
     @property
     def url(self):
-        return self.cfg_url(self.version) or f"https://ftp.gnu.org/gnu/readline/readline-{self.version}.tar.gz"
+        return self.cfg_url(self.version) or f"http://ftpmirror.gnu.org/gnu/readline/readline-{self.version}.tar.gz"
 
     @property
     def version(self):
@@ -306,7 +306,7 @@ def url(self):
 
     @property
     def version(self):
-        return self.cfg_version("3.47.0")
+        return self.cfg_version("3.50.4")
 
     def c_configure_args(self):
         if config_args := self.cfg_configure(self.deps_lib_dir, self.deps_lib64_dir):
@@ -373,7 +373,7 @@ def url(self):
 
     @property
     def version(self):
-        return self.cfg_version("5.6.3")
+        return self.cfg_version("5.8.1")
 
     def c_configure_args(self):
         if config_args := self.cfg_configure(self.deps_lib_dir, self.deps_lib64_dir):
diff --git a/tests/test_failed.py b/tests/test_failed.py
index edcb443..80572cd 100644
--- a/tests/test_failed.py
+++ b/tests/test_failed.py
@@ -7,7 +7,7 @@ def test_build_bogus_platform(cli):
 def test_failed_build(cli):
     cli.run("-tmacos-arm64", "build", "3.12.0")
     assert cli.failed
-    assert "Error while compiling xz:5.6.3: ForbiddenHttpError" in cli.logged
+    assert "Error while compiling xz:5.8.1: ForbiddenHttpError" in cli.logged
     assert "Overall compilation failed:" in cli.logged