diff --git a/src/utils/mobility_data.rs b/src/utils/mobility_data.rs
index 8589aecc003f11da3fc13b792ded751c0907b00b..4ce2d0bb4e2a3075caf3600a8a6ed77a3b770512 100644
--- a/src/utils/mobility_data.rs
+++ b/src/utils/mobility_data.rs
@@ -121,15 +121,21 @@ pub fn compute_stretched_relative_start_time(
 }
 
 /// Provide differents fake quantities depending on mobility e.g. BIKE that will be use for rewards calculation
+/// Coefficients per km from https://nosgestesclimat.fr/actions/plus/transport/voiture-5km
 pub fn quantify_mobility(service: String) -> U256 {
+    // let base_vdf_divider =
+    let base_vdf_divider = 
+    // U256::from(1_000_000_000_000_000_000_000_000_000_u128);
+    U256::from("0x0000000000000000ffffffffffffffffffffffffffffffffffffffffffffffff");
     if service == "BIKE_SHARING" {
-        U256::from(1000000000000000000_u128)
+        // 0.129/0.0001 = 1290
+        base_vdf_divider.saturating_mul(U256::from(1290_u128))
     } else if service == "BIKE_RENTAL" {
-        U256::from(500000000000000000_u128)
+        base_vdf_divider.saturating_mul(U256::from(1290_u128))
     } else if service == "PUBLIC_TRANSPORT" {
-        U256::from(10000000000000000_u128)
+        base_vdf_divider.saturating_mul(U256::from(1_u128))
     } else {
-        U256::from(1)
+        base_vdf_divider
     }
 }
 
@@ -283,6 +289,6 @@ mod tests {
         // ACT
         let result = quantify_mobility(String::from("BIKE_SHARING"));
         // ASSERT
-        assert_eq!(U256::from(1000000000000000000_u128), result);
+        assert_eq!(U256::from(1290000000000000000000_u128), result);
     }
 }