diff --git a/config.cvs.example b/config.cvs.example
index 765ec029..28e7a5a0 100644
--- a/config.cvs.example
+++ b/config.cvs.example
@@ -12,6 +12,6 @@ asicmodel,data,string,BM1366
 devicemodel,data,string,ultra
 boardversion,data,string,0.11
 flipscreen,data,u16,1
-invertfanpolarity,data,u16,1
+invertfanpol,data,u16,1
 autofanspeed,data,u16,1
 fanspeed,data,u16,100
\ No newline at end of file
diff --git a/main/nvs_config.h b/main/nvs_config.h
index 18f5025c..2fbe9a79 100644
--- a/main/nvs_config.h
+++ b/main/nvs_config.h
@@ -16,7 +16,7 @@
 #define NVS_CONFIG_BOARD_VERSION "boardversion"
 #define NVS_CONFIG_FLIP_SCREEN "flipscreen"
 #define NVS_CONFIG_INVERT_SCREEN "invertscreen"
-#define NVS_CONFIG_INVERT_FAN_POLARITY "invertfanpolarity"
+#define NVS_CONFIG_INVERT_FAN_POLARITY "invertfanpol"
 #define NVS_CONFIG_AUTO_FAN_SPEED "autofanspeed"
 #define NVS_CONFIG_FAN_SPEED "fanspeed"
 #define NVS_CONFIG_BEST_DIFF "bestdiff"