diff --git a/wled00/fcn_declare.h b/wled00/fcn_declare.h
index a6ff9d096..1b25c8926 100644
--- a/wled00/fcn_declare.h
+++ b/wled00/fcn_declare.h
@@ -409,14 +409,14 @@ void clearEEPROM();
   float fmod_t(float num, float denom);
 #else
   #include <math.h>
-  #define sin_t sin
-  #define cos_t cos
-  #define tan_t tan
-  #define asin_t asin
-  #define acos_t acos
-  #define atan_t atan
-  #define fmod_t fmod
-  #define floor_t floor
+  #define sin_t sinf
+  #define cos_t cosf
+  #define tan_t tanf
+  #define asin_t asinf
+  #define acos_t acosf
+  #define atan_t atanf
+  #define fmod_t fmodf
+  #define floor_t floorf
 #endif
 
 //wled_serial.cpp