diff --git a/src/system/libroot/posix/glibc/arch/generic/sincos32.h b/src/system/libroot/posix/glibc/arch/generic/sincos32.h
index ee9d5a4ccf..76452a5a9f 100644
--- a/src/system/libroot/posix/glibc/arch/generic/sincos32.h
+++ b/src/system/libroot/posix/glibc/arch/generic/sincos32.h
@@ -26,7 +26,7 @@
 /******************************************************************/
 
 #ifndef SINCOS32_H
-#define SINCCOS32_H
+#define SINCOS32_H
 
 #ifdef BIG_ENDI
 static const number