diff --git a/Core/Src/soc_estimation.c b/Core/Src/soc_estimation.c
index 271e6e3..cd31eb0 100644
--- a/Core/Src/soc_estimation.c
+++ b/Core/Src/soc_estimation.c
@@ -11,7 +11,7 @@
 
 #define SOC_ESTIMATION_NO_CURRENT_THRESH 200     // mA
 #define SOC_ESTIMATION_NO_CURRENT_TIME 100000    // ms
-#define SOC_ESTIMATION_BATTERY_CAPACITY 70300800 // mAs
+#define SOC_ESTIMATION_BATTERY_CAPACITY 64800000 // mAs
 ocv_soc_pair_t OCV_SOC_PAIRS[] = {
     {2500, 0.00f},  {2990, 3.97f},  {3230, 9.36f},  {3320, 12.60f},
     {3350, 13.68f}, {3410, 20.15f}, {3530, 32.01f}, {3840, 66.53f},