diff --git a/packages/picolibc/1.8.6/0000-fix-specs_prefix_format-to-point-to-root-toolchain-s.patch b/packages/picolibc/1.8.6/0000-fix-specs_prefix_format-to-point-to-root-toolchain-s.patch
deleted file mode 100644
index 8a408e1b..00000000
--- a/packages/picolibc/1.8.6/0000-fix-specs_prefix_format-to-point-to-root-toolchain-s.patch
+++ /dev/null
@@ -1,60 +0,0 @@
-From cf914a3a79578bc97d80c3d3a0090b2fab0eb834 Mon Sep 17 00:00:00 2001
-From: Alexey Lapshin <alexey.lapshin@espressif.com>
-Date: Thu, 1 Aug 2024 17:00:55 +0700
-Subject: [PATCH] fix specs_prefix_format to point to root toolchain's
- directory
-
----
- meson.build |   35 +++++++++++++++++++++++++++--------
- 1 file changed, 27 insertions(+), 8 deletions(-)
-
---- a/meson.build
-+++ b/meson.build
-@@ -500,20 +500,39 @@
- endif
- 
- if sysroot_install
-+  # Get 'sysroot' or 'GCC_EXEC_PREFIX' from GCC output
-   sysroot = run_command(cc.cmd_array() + ['-print-sysroot'], check : true).stdout().split('\n')[0]
-   if sysroot != ''
--    specs_prefix_format = '%R/@0@'
-+    specs_prefix_format_format = '%R/@0@'
-+    specs_prefix_format_default = '%R/@0@'
-   else
--    sysroot = cc_install_dir + '../../../..'
--    specs_prefix_format = '%:getenv(GCC_EXEC_PREFIX ../../@0@)'
--  endif
--  if not get_option('sysroot-install-skip-checks')
--    if sysroot == ''
-+    if not get_option('sysroot-install-skip-checks')
-       error('sysroot install requested, but compiler has no sysroot')
-     endif
--    if not fs.is_samepath(sysroot, prefix)
--      error('sysroot install requires --prefix=' + sysroot)
-+    sysroot = run_command(cc.cmd_array() + ['-print-search-dirs'], check : true).stdout().split('\n')[0].split(' ')[1]
-+    specs_prefix_format_format = '%:getenv(GCC_EXEC_PREFIX @0@)'
-+    specs_prefix_format_default = '%:getenv(GCC_EXEC_PREFIX ../../@0@)'
-+  endif
-+
-+  # Try to calculate relative path from sysroot to prefix
-+  specs_prefix_format = ''
-+  if fs.exists(sysroot)
-+    sysroot_to_prefix_correction = ''
-+    foreach _ : sysroot.split('/')
-+      if fs.is_samepath(sysroot + '/' + sysroot_to_prefix_correction, prefix)
-+        specs_prefix_format = specs_prefix_format_format.format(sysroot_to_prefix_correction + '@0@')
-+        break
-+      endif
-+      sysroot_to_prefix_correction += '../'
-+    endforeach
-+  endif
-+
-+  # Use default 'specs_prefix_format' if can not have relative sysroot path
-+  if specs_prefix_format == ''
-+    if not get_option('sysroot-install-skip-checks')
-+      error('sysroot install requires sysroot(' + sysroot + ') to be a subdirectory of --prefix=<PATH>(' + prefix + ')')
-     endif
-+    specs_prefix_format = specs_prefix_format_default
-   endif
- else
-   specs_prefix_format = prefix + '/@0@'
diff --git a/packages/picolibc/1.8.6/chksum b/packages/picolibc/1.8.6/chksum
deleted file mode 100644
index 26095738..00000000
--- a/packages/picolibc/1.8.6/chksum
+++ /dev/null
@@ -1,4 +0,0 @@
-md5 picolibc-1.8.6.tar.xz c6972e4d6e6e7b1275ae8dc80eadb269
-sha1 picolibc-1.8.6.tar.xz a8b1148c782dc931e8c2e41bfe8062192df3f5e9
-sha256 picolibc-1.8.6.tar.xz 9549aac02bef6b2761af124392a7ffc6bbc8dfc8541b698ac032567b516c9b34
-sha512 picolibc-1.8.6.tar.xz f7e03aed7f24fb7a52f1e44bc244abccb72159b01c591aa68c43499f320765a559e4cdfd996bec855447781d8db311bc34f111a4d233cfdaa783f8347bf03f09
diff --git a/packages/picolibc/1.8.8/chksum b/packages/picolibc/1.8.8/chksum
new file mode 100644
index 00000000..0effb817
--- /dev/null
+++ b/packages/picolibc/1.8.8/chksum
@@ -0,0 +1,4 @@
+md5 picolibc-1.8.8.tar.xz f895a09650b665dd68ae74780008c182
+sha1 picolibc-1.8.8.tar.xz ee70ebe5ed56e25f70cfb78ac1830f547a9baa03
+sha256 picolibc-1.8.8.tar.xz 565f335e39ba8dfcf3f100b61c929af4861269ae983b4493568f55c5eaa26538
+sha512 picolibc-1.8.8.tar.xz fc7f7a4af5ecc4b5f6e85fe1b4d318dca9555c6d19f59795db29f76e83b48e87f806f2043d96c07028c6748f032b801a0ed68306d28628fd124d8da215510c13
diff --git a/packages/picolibc/1.8.6/version.desc b/packages/picolibc/1.8.8/version.desc
similarity index 100%
rename from packages/picolibc/1.8.6/version.desc
rename to packages/picolibc/1.8.8/version.desc