diff --git a/components/libc/compilers/minilibc/math.h b/components/libc/compilers/minilibc/math.h
index 9ddb9c859b..49b80d8219 100644
--- a/components/libc/compilers/minilibc/math.h
+++ b/components/libc/compilers/minilibc/math.h
@@ -14,4 +14,7 @@
 double sin(double x);
 double cos(double x);
 
+typedef float float_t;
+typedef double double_t;
+
 #endif