diff --git a/spinnyboy_rust/src/bin/dc_driver/dshot.rs b/spinnyboy_rust/src/bin/dc_driver/dshot.rs
index c5e4a97..a5dbe53 100644
--- a/spinnyboy_rust/src/bin/dc_driver/dshot.rs
+++ b/spinnyboy_rust/src/bin/dc_driver/dshot.rs
@@ -16,6 +16,7 @@ fn calculate_crc(frame: u16) -> u16 {
 IFlight XING-E Pro 2207 2750KV 
 */
 const XING_EPRO_22_POLES: u32 = 4; 
+const XING_EPRO_22_MAGNETS: u32 = 14; 
 
 #[allow(dead_code)]
 #[allow(non_camel_case_types)]
@@ -322,8 +323,9 @@ impl<'a> DShot<'a> {
                                             let period_ms: u32 = (mantissa << exp).into();
                                             let erpm = (60 * 1_000_000) / period_ms;
 
-                                            let rpm = erpm/XING_EPRO_22_POLES;
-                                            self.rpm.set(Some((rpm as f32 / 1.7) as _))
+                                            let rpm = erpm/(XING_EPRO_22_MAGNETS/2);
+                                            // let rpm = erpm/7;
+                                            self.rpm.set(Some((rpm as f32) as _))
                                         }
                                     }
                                 }