diff --git a/libmimalloc-sys/build.rs b/libmimalloc-sys/build.rs
index 7c62c6a..c4b85d8 100644
--- a/libmimalloc-sys/build.rs
+++ b/libmimalloc-sys/build.rs
@@ -29,10 +29,6 @@ fn main() {
         cmake_config.define("MI_SKIP_COLLECT_ON_EXIT", "ON");
     }
 
-    if target_os == "windows" {
-        mimalloc_base_name = Cow::Owned(format!("{}-static", mimalloc_base_name));
-    }
-
     if env::var_os("CARGO_FEATURE_SECURE").is_some() {
         cmake_config.define("MI_SECURE", "ON");
         mimalloc_base_name = Cow::Owned(format!("{}-secure", mimalloc_base_name));
@@ -51,7 +47,14 @@ fn main() {
     }
 
     if target_env == "musl" {
-        cmake_config.define("MI_LIBC_MUSL", "1");
+        cmake_config
+            .define("MI_LIBC_MUSL", "ON")
+            .cflag("-Wno-error=date-time");
+        if target_arch == "aarch64" {
+            cmake_config
+                .define("MI_OPT_ARCH", "OFF")
+                .define("MI_NO_OPT_ARCH", "ON");
+        }
     }
 
     let dynamic_tls = env::var("CARGO_FEATURE_LOCAL_DYNAMIC_TLS").is_ok();
@@ -76,19 +79,14 @@ fn main() {
         cmake_config.define("MI_DEBUG_FULL", "OFF");
     }
 
-    if target_arch == "aarch64" && target_env == "musl" {
-        cmake_config.define("MI_OPT_ARCH", "OFF");
-    }
-
     if target_env == "msvc" {
         cmake_config
             .define("MI_USE_CXX", "ON")
-            .define("MI_WIN_USE_FIXED_TLS", "ON")
             // always turn off debug full and show errors on msvc
             .define("MI_DEBUG_FULL", "OFF")
             .define("MI_SHOW_ERRORS", "OFF")
             .profile("release")
-            .static_crt(true);
+            .static_crt(false);
     }
 
     let dst = cmake_config.build();
diff --git a/libmimalloc-sys/c_src/mimalloc b/libmimalloc-sys/c_src/mimalloc
index a3070dc..f81bf1b 160000
--- a/libmimalloc-sys/c_src/mimalloc
+++ b/libmimalloc-sys/c_src/mimalloc
@@ -1 +1 @@
-Subproject commit a3070dc57fa03a43cae9079a2a879a66cec8f715
+Subproject commit f81bf1b31af819a31195e08f9546dc80f8931587
diff --git a/libmimalloc-sys/src/extended.rs b/libmimalloc-sys/src/extended.rs
index 0989986..f6fb032 100644
--- a/libmimalloc-sys/src/extended.rs
+++ b/libmimalloc-sys/src/extended.rs
@@ -545,8 +545,53 @@ pub const mi_option_max_warnings: mi_option_t = 20;
 /// Option (experimental)
 pub const mi_option_max_segment_reclaim: mi_option_t = 21;
 
+/// Option (experimental)
+pub const mi_option_destroy_on_exit: mi_option_t = 22;
+
+/// Option (experimental)
+pub const mi_option_arena_reserve: mi_option_t = 23;
+
+/// Option (experimental)
+pub const mi_option_arena_purge_mult: mi_option_t = 24;
+
+/// Option (experimental)
+pub const mi_option_purge_extend_delay: mi_option_t = 25;
+
+/// Option (experimental)
+pub const mi_option_abandoned_reclaim_on_free: mi_option_t = 26;
+
+/// Option (experimental)
+pub const mi_option_disallow_arena_alloc: mi_option_t = 27;
+
+/// Option (experimental)
+pub const mi_option_retry_on_oom: mi_option_t = 28;
+
+/// Option (experimental)
+pub const mi_option_visit_abandoned: mi_option_t = 29;
+
+/// Option (experimental)
+pub const mi_option_guarded_min: mi_option_t = 30;
+
+/// Option (experimental)
+pub const mi_option_guarded_max: mi_option_t = 31;
+
+/// Option (experimental)
+pub const mi_option_guarded_precise: mi_option_t = 32;
+
+/// Option (experimental)
+pub const mi_option_guarded_sample_rate: mi_option_t = 33;
+
+/// Option (experimental)
+pub const mi_option_guarded_sample_seed: mi_option_t = 34;
+
+/// Option (experimental)
+pub const mi_option_target_segments_per_thread: mi_option_t = 35;
+
+/// Option (experimental)
+pub const mi_option_generic_collect: mi_option_t = 36;
+
 /// Last option.
-pub const _mi_option_last: mi_option_t = 36;
+pub const _mi_option_last: mi_option_t = 37;
 
 extern "C" {
     // Note: mi_option_{enable,disable} aren't exposed because they're redundant