diff --git a/usermods/usermod_v2_animartrix/usermod_v2_animartrix.h b/usermods/usermod_v2_animartrix/usermod_v2_animartrix.h
index 69c4e733..9689a7b6 100644
--- a/usermods/usermod_v2_animartrix/usermod_v2_animartrix.h
+++ b/usermods/usermod_v2_animartrix/usermod_v2_animartrix.h
@@ -54,8 +54,10 @@
 #if defined(ARDUINO_ARCH_ESP32) && defined(ESP_IDF_VERSION)
 #if ESP_IDF_VERSION >= ESP_IDF_VERSION_VAL(4, 4, 0)
   // this pragma temporarily raises gcc optimization level to "-O3", to avoid internal error conditions
+	// -fsingle-precision-constant = all literals are float (default is "double" = very slow)
+	// -ffast-math = additional math optimizations that may reduce accurcy
   #pragma GCC push_options
-  #pragma GCC optimize ("O3")
+  #pragma GCC optimize ("O3,single-precision-constant,fast-math")
 #endif
 #endif