diff --git a/include/dsp.h b/include/dsp.h
index b83264c4441..7771e4e9822 100644
--- a/include/dsp.h
+++ b/include/dsp.h
@@ -68,10 +68,6 @@
 #  define CONFIG_LIBDSP_PRECISION 0
 #endif
 
-#if !defined(CONFIG_LIBM) && !defined(CONFIG_ARCH_MATH_H)
-#  error math.h not defined!
-#endif
-
 /* Phase rotation direction */
 
 #define DIR_CW   (1.0f)