diff --git a/stringhelpers.h b/stringhelpers.h
deleted file mode 100644
--- a/stringhelpers.h
+++ /dev/null
@@ -1,7 +0,0 @@
-#ifndef STRINGHELPERS_H 
-#define STRINGHELPERS_H
-
-char* itoa(int16_t i, char b[]);
-char* itoa_fp(int16_t i, uint8_t frac, char b[]);
-
-#endif