diff --git a/src/ecdsa/curve.rs b/src/ecdsa/curve.rs
index afc9875..5e37115 100644
--- a/src/ecdsa/curve.rs
+++ b/src/ecdsa/curve.rs
@@ -29,55 +29,35 @@ impl EllipticCurve for P192 {
     }
 
     fn p() -> U192 {
-        U192::from_bytes(&[0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
-                           0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xfe,
-                           0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff])
+        U192::from([0xffffffffffffffff, 0xfffffffffffffffe, 0xffffffffffffffff])
     }
 
     fn n() -> U192 {
-        U192::from_bytes(&[0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
-                           0xff, 0xff, 0xff, 0xff, 0x99, 0xde, 0xf8, 0x36,
-                           0x14, 0x6b, 0xc9, 0xb1, 0xb4, 0xd2, 0x28, 0x31])
+        U192::from([0x146bc9b1b4d22831, 0xffffffff99def836, 0xffffffffffffffff])
     }
 
     fn SEED() -> U192 {
-        U192::from_bytes(&[0x30, 0x45, 0xae, 0x6f, 0xc8, 0x42, 0x2f, 0x64,
-                           0xed, 0x57, 0x95, 0x28, 0xd3, 0x81, 0x20, 0xea,
-                           0xe1, 0x21, 0x96, 0xd5])
+        U192::from([0xd38020eae12196d5, 0xc8422f64ed579528, 0x3045ae6f])
     }
 
     fn c() -> U192 {
-        U192::from_bytes(&[0x30, 0x99, 0xd2, 0xbb, 0xbf, 0xcb, 0x25, 0x38,
-                           0x54, 0x2d, 0xcd, 0x5f, 0xb0, 0x78, 0xb6, 0xef,
-                           0x5f, 0x3d, 0x6f, 0xe2, 0xc7, 0x45, 0xde, 0x65])
+        U192::from([0x5f3d6fe2c745de65, 0x542dcd5fb078b6ef, 0x3099d2bbbfcb2538])
     }
 
     fn a() -> U192 {
-        U192::from_bytes(&[0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
-                           0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xfe,
-                           0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xfc])
+        U192::from([0xfffffffffffffffc, 0xfffffffffffffffe, 0xffffffffffffffff])
     }
 
     fn b() -> U192 {
-        U192::from_bytes(&[0x64, 0x21, 0x05, 0x19, 0xe5, 0x9c, 0x80, 0xe7,
-                           0x0f, 0xa7, 0xe9, 0xab, 0x72, 0x24, 0x30, 0x49,
-                           0xfe, 0xb8, 0xde, 0xec, 0xc1, 0x46, 0xb9, 0xb1])
+        U192::from([0xfeb8deecc146b9b1, 0x0fa7e9ab72243049, 0x64210519e59c80e7])
     }
 
     fn Gx() -> I192 {
-        I192::from(U192::from_bytes(&[
-            0x18, 0x8d, 0xa8, 0x0e, 0xb0, 0x30, 0x90, 0xf6,
-            0x7c, 0xbf, 0x20, 0xeb, 0x43, 0xa1, 0x88, 0x00,
-            0xf4, 0xff, 0x0a, 0xfd, 0x82, 0xff, 0x10, 0x12
-        ]))
+        I192::from(U192::from([0xf4ff0afd82ff1012, 0x7cbf20eb43a18800, 0x188da80eb03090f6]))
     }
 
     fn Gy() -> I192 {
-        I192::from(U192::from_bytes(&[
-            0x07, 0x19, 0x2b, 0x95, 0xff, 0xc8, 0xda, 0x78,
-            0x63, 0x10, 0x11, 0xed, 0x6b, 0x24, 0xcd, 0xd5,
-            0x73, 0xf9, 0x77, 0xa1, 0x1e, 0x79, 0x48, 0x11
-        ]))
+        I192::from(U192::from([0x73f977a11e794811, 0x631011ed6b24cdd5, 0x07192b95ffc8da78]))
     }
 }