diff --git a/DCCTimerESP.cpp b/DCCTimerESP.cpp
index 6f64c6e..7fb721f 100644
--- a/DCCTimerESP.cpp
+++ b/DCCTimerESP.cpp
@@ -80,7 +80,7 @@ int DCCTimer::freeMemory() {
 
 #include "esp_idf_version.h"
 #if ESP_IDF_VERSION_MAJOR > 4
-#error "DCC-EX does not support compiling with IDF version 5.0 or later. Downgrade your ESP32 library to a version that contains version 4 Arduino ESP32 library 3.0.0 is too new. Use 2.0.9 to 2.0.17"
+#error "DCC-EX does not support compiling with IDF version 5.0 or later. Downgrade your ESP32 library to a version that contains IDF version 4. Arduino ESP32 library 3.0.0 is too new. Use 2.0.9 to 2.0.17"
 #endif
 
 #include <driver/adc.h>