diff --git a/core/musl/checksums b/core/musl/checksums
index b31c4d54..c5f8ed3c 100644
--- a/core/musl/checksums
+++ b/core/musl/checksums
@@ -1,4 +1,4 @@
-c6de7b191139142d3f9a7b5b702c9cae1b5ee6e7f57e582da9328629408fd4e8  musl-1.2.0.tar.gz
+68af6e18539f646f9c41a3a2bb25be4a5cfa5a8f65f0bb647fd2bbfdf877e84b  musl-1.2.1.tar.gz
 a83818007069c222d24d283a99348c2376f35bac3282d8142004c47d3dc5ecac  cdefs.h
 c13407edd0e33be73cae72514cb234f8612e1c0e54401c9448daffd3a240158b  queue.h
 e1e498a79bf160a5766fa560f2b07b206fe89fe21a62600c77d72e00a6992f92  tree.h
diff --git a/core/musl/sources b/core/musl/sources
index 7e1c2c72..67b1210c 100644
--- a/core/musl/sources
+++ b/core/musl/sources
@@ -1,4 +1,4 @@
-https://www.musl-libc.org/releases/musl-1.2.0.tar.gz
+https://www.musl-libc.org/releases/musl-1.2.1.tar.gz
 files/cdefs.h
 files/queue.h
 files/tree.h
diff --git a/core/musl/version b/core/musl/version
index 9d7d10ab..cd3d02bc 100644
--- a/core/musl/version
+++ b/core/musl/version
@@ -1 +1 @@
-1.2.0 2
+1.2.1 1