diff --git a/lib/compiler_rt/emutls.zig b/lib/compiler_rt/emutls.zig
index b0244a14f551..cda8f7aeb47d 100644
--- a/lib/compiler_rt/emutls.zig
+++ b/lib/compiler_rt/emutls.zig
@@ -18,7 +18,7 @@ const gcc_word = usize;
 pub const panic = common.panic;
 
 comptime {
-    if (builtin.link_libc and (builtin.abi.isAndroid() or builtin.os.tag == .openbsd)) {
+    if (builtin.link_libc and (builtin.abi.isAndroid() or builtin.os.tag == .openbsd or builtin.abi.isOpenHarmony())) {
         @export(&__emutls_get_address, .{ .name = "__emutls_get_address", .linkage = common.linkage, .visibility = common.visibility });
     }
 }
diff --git a/lib/std/c.zig b/lib/std/c.zig
index d28f5b0ac4b8..e035159f4a99 100644
--- a/lib/std/c.zig
+++ b/lib/std/c.zig
@@ -6826,7 +6826,7 @@ pub const pthread_mutex_t = switch (native_os) {
         data: [data_len]u8 align(@alignOf(usize)) = [_]u8{0} ** data_len,
 
         const data_len = switch (native_abi) {
-            .musl, .musleabi, .musleabihf => if (@sizeOf(usize) == 8) 40 else 24,
+            .musl, .musleabi, .musleabihf, .ohos, .ohoseabi => if (@sizeOf(usize) == 8) 40 else 24,
             .gnu, .gnuabin32, .gnuabi64, .gnueabi, .gnueabihf, .gnux32 => switch (native_arch) {
                 .aarch64 => 48,
                 .x86_64 => if (native_abi == .gnux32) 32 else 40,
diff --git a/lib/std/zig/target.zig b/lib/std/zig/target.zig
index 6db17c1f71d9..df7994f96af7 100644
--- a/lib/std/zig/target.zig
+++ b/lib/std/zig/target.zig
@@ -14,6 +14,7 @@ pub const available_libcs = [_]ArchOsAbi{
     .{ .arch = .arm, .os = .linux, .abi = .gnueabihf },
     .{ .arch = .arm, .os = .linux, .abi = .musleabi },
     .{ .arch = .arm, .os = .linux, .abi = .musleabihf },
+    .{ .arch = .arm, .os = .linux, .abi = .ohoseabi },
     .{ .arch = .armeb, .os = .linux, .abi = .gnueabi },
     .{ .arch = .armeb, .os = .linux, .abi = .gnueabihf },
     .{ .arch = .armeb, .os = .linux, .abi = .musleabi },
@@ -25,6 +26,7 @@ pub const available_libcs = [_]ArchOsAbi{
     .{ .arch = .thumbeb, .os = .linux, .abi = .musleabihf },
     .{ .arch = .aarch64, .os = .linux, .abi = .gnu, .glibc_min = .{ .major = 2, .minor = 17, .patch = 0 } },
     .{ .arch = .aarch64, .os = .linux, .abi = .musl },
+    .{ .arch = .aarch64, .os = .linux, .abi = .ohos },
     .{ .arch = .aarch64, .os = .macos, .abi = .none, .os_ver = .{ .major = 11, .minor = 0, .patch = 0 } },
     .{ .arch = .aarch64, .os = .windows, .abi = .gnu },
     .{ .arch = .aarch64_be, .os = .linux, .abi = .gnu, .glibc_min = .{ .major = 2, .minor = 17, .patch = 0 } },
@@ -74,6 +76,7 @@ pub const available_libcs = [_]ArchOsAbi{
     .{ .arch = .x86_64, .os = .linux, .abi = .gnu },
     .{ .arch = .x86_64, .os = .linux, .abi = .gnux32 },
     .{ .arch = .x86_64, .os = .linux, .abi = .musl },
+    .{ .arch = .x86_64, .os = .linux, .abi = .ohos },
     .{ .arch = .x86_64, .os = .macos, .abi = .none, .os_ver = .{ .major = 10, .minor = 7, .patch = 0 } },
     .{ .arch = .x86_64, .os = .windows, .abi = .gnu },
 };