diff --git a/src/util-strings.h b/src/util-strings.h
index 8df8a08..6e9856c 100644
--- a/src/util-strings.h
+++ b/src/util-strings.h
@@ -43,36 +43,6 @@
 
 #include "util-macros.h"
 
-static inline bool
-safe_atou_base(const char *str, unsigned int *val, int base)
-{
-	char *endptr;
-	unsigned long v;
-
-	assert(base == 10 || base == 16 || base == 8);
-
-	errno = 0;
-	v = strtoul(str, &endptr, base);
-	if (errno > 0)
-		return false;
-	if (str == endptr)
-		return false;
-	if (*str != '\0' && *endptr != '\0')
-		return false;
-
-	if ((long)v < 0)
-		return false;
-
-	*val = v;
-	return true;
-}
-
-static inline bool
-safe_atou(const char *str, unsigned int *val)
-{
-	return safe_atou_base(str, val, 10);
-}
-
 static inline bool
 safe_atod(const char *str, double *val)
 {