diff --git a/src/targets.rs b/src/targets.rs
index f764b34..9506984 100644
--- a/src/targets.rs
+++ b/src/targets.rs
@@ -649,6 +649,7 @@ pub enum OperatingSystem {
     Netbsd,
     None_,
     Openbsd,
+    OpenHarmony,
     Psp,
     Redox,
     Solaris,
@@ -697,6 +698,7 @@ impl OperatingSystem {
             Netbsd => Cow::Borrowed("netbsd"),
             None_ => Cow::Borrowed("none"),
             Openbsd => Cow::Borrowed("openbsd"),
+            OpenHarmony => Cow::Borrowed("ohos"),
             Psp => Cow::Borrowed("psp"),
             Redox => Cow::Borrowed("redox"),
             Solaris => Cow::Borrowed("solaris"),
@@ -744,6 +746,7 @@ pub enum Environment {
     Msvc,
     Newlib,
     Kernel,
+    OpenHarmony,
     Uclibc,
     Uclibceabi,
     Uclibceabihf,
@@ -784,6 +787,7 @@ impl Environment {
             Msvc => Cow::Borrowed("msvc"),
             Newlib => Cow::Borrowed("newlib"),
             Kernel => Cow::Borrowed("kernel"),
+            OpenHarmony => Cow::Borrowed("ohos"),
             Uclibc => Cow::Borrowed("uclibc"),
             Uclibceabi => Cow::Borrowed("uclibceabi"),
             Uclibceabihf => Cow::Borrowed("uclibceabihf"),
@@ -1415,6 +1419,7 @@ impl FromStr for OperatingSystem {
             "netbsd" => Netbsd,
             "none" => None_,
             "openbsd" => Openbsd,
+            "ohos" => OpenHarmony,
             "psp" => Psp,
             "redox" => Redox,
             "solaris" => Solaris,
@@ -1468,6 +1473,7 @@ impl FromStr for Environment {
             "musleabihf" => Musleabihf,
             "muslabi64" => Muslabi64,
             "msvc" => Msvc,
+            "ohos" => OpenHarmony,
             "newlib" => Newlib,
             "kernel" => Kernel,
             "uclibc" => Uclibc,
@@ -1540,6 +1546,7 @@ mod tests {
             "aarch64-unknown-linux-gnu",
             "aarch64-unknown-linux-gnu_ilp32",
             "aarch64-unknown-linux-musl",
+            "aarch64-unknown-linux-ohos",
             "aarch64-unknown-netbsd",
             "aarch64-unknown-none",
             "aarch64-unknown-none-softfloat",
@@ -1584,6 +1591,7 @@ mod tests {
             "armv7-unknown-linux-gnueabihf",
             "armv7-unknown-linux-musleabi",
             "armv7-unknown-linux-musleabihf",
+            "armv7-unknown-linux-ohos",
             "armv7-unknown-linux-uclibceabi",
             "armv7-unknown-linux-uclibceabihf",
             "armv7-unknown-netbsd-eabihf",
@@ -1728,6 +1736,7 @@ mod tests {
             "x86_64-unknown-linux-gnu",
             "x86_64-unknown-linux-gnux32",
             "x86_64-unknown-linux-musl",
+            "x86_64-unknown-linux-ohos",
             "x86_64-unknown-netbsd",
             "x86_64-unknown-none",
             "x86_64-unknown-none-hermitkernel",