diff --git a/openssl-sys/src/lib.rs b/openssl-sys/src/lib.rs
index 6ba8668e..74d1d03f 100644
--- a/openssl-sys/src/lib.rs
+++ b/openssl-sys/src/lib.rs
@@ -1391,6 +1391,7 @@ extern {
     pub fn EC_KEY_set_private_key(key: *mut EC_KEY, key: *const BIGNUM) -> c_int;
     pub fn EC_KEY_get0_private_key(key: *const EC_KEY) -> *const BIGNUM;
     pub fn EC_KEY_generate_key(key: *mut EC_KEY) -> c_int;
+    pub fn EC_KEY_check_key(key: *const EC_KEY) -> c_int;
     pub fn EC_KEY_free(key: *mut EC_KEY);
 
     pub fn EC_GFp_simple_method() -> *const EC_METHOD;
diff --git a/openssl/src/ec_key.rs b/openssl/src/ec_key.rs
index f9b8f58c..6cc95d11 100644
--- a/openssl/src/ec_key.rs
+++ b/openssl/src/ec_key.rs
@@ -249,6 +249,11 @@ impl EcKeyRef {
             }
         }
     }
+
+    /// Checks the key for validity.
+    pub fn check_key(&self) -> Result<(), ErrorStack> {
+        unsafe { cvt(ffi::EC_KEY_check_key(self.as_ptr())).map(|_| ()) }
+    }
 }
 
 impl EcKey {