diff --git a/esphome/components/mcp2515/mcp2515.cpp b/esphome/components/mcp2515/mcp2515.cpp
index fe4a68b583..23104f5aeb 100644
--- a/esphome/components/mcp2515/mcp2515.cpp
+++ b/esphome/components/mcp2515/mcp2515.cpp
@@ -550,6 +550,7 @@ canbus::Error MCP2515::set_bitrate_(canbus::CanSpeed can_speed, CanClock can_clo
           cfg3 = MCP_16MHZ_40KBPS_CFG3;
           break;
         case (canbus::CAN_50KBPS):  //  50Kbps
+          cfg1 = MCP_16MHZ_50KBPS_CFG1;
           cfg2 = MCP_16MHZ_50KBPS_CFG2;
           cfg3 = MCP_16MHZ_50KBPS_CFG3;
           break;