diff --git a/api.md b/api.md
index ac6e98cb..07875410 100644
--- a/api.md
+++ b/api.md
@@ -61,7 +61,7 @@ r = |G1| = |G2| = |GT|
 curveType   | b| r and p |
 ------------|--|------------------|
 BN254       | 2|r = 0x2523648240000001ba344d8000000007ff9f800000000010a10000000000000d <br> p = 0x2523648240000001ba344d80000000086121000000000013a700000000000013 |
-BN_SNARK1|3|r = 0x30644e72e131a029b85045b68181585d97816a916871ca8d3c208c16d87cfd47 <br> p = 0x30644e72e131a029b85045b68181585d97816a916871ca8d3c208c16d87cfd47|
+BN_SNARK1|3|r = 0x30644e72e131a029b85045b68181585d2833e84879b9709143e1f593f0000001 <br> p = 0x30644e72e131a029b85045b68181585d97816a916871ca8d3c208c16d87cfd47|
 BLS12-381   | 4|r = 0x73eda753299d7d483339d80809a1d80553bda402fffe5bfeffffffff00000001 <br> p = 0x1a0111ea397fe69a4b1ba7b6434bacd764774b84f38512bf6730d2a0f6b0f6241eabfffeb153ffffb9feffffffffaaab |
 BN381       | 2|r = 0x240026400f3d82b2e42de125b00158405b710818ac000007e0042f008e3e00000000001080046200000000000000000d <br> p = 0x240026400f3d82b2e42de125b00158405b710818ac00000840046200950400000000001380052e000000000000000013 |