diff --git a/include/libc/string.h b/include/libc/string.h
index 1f95ae3..e3086ae 100644
--- a/include/libc/string.h
+++ b/include/libc/string.h
@@ -43,7 +43,6 @@ extern void	*memset(void * s,int c,size_t count);
 extern void 	*memcpy(void * dest,const void *src,size_t count);
 extern void 	*memmove(void * dest,const void *src,size_t count);
 extern int	memcmp(const void * cs,const void * ct,size_t count);
-extern char 	*strstr(const char * s1,const char * s2);
 extern void	*memchr(const void *s, int c, size_t n);
 
 extern char	*strdup( const char *str );
diff --git a/libc/string.c b/libc/string.c
index 9afaabd..199878e 100644
--- a/libc/string.c
+++ b/libc/string.c
@@ -346,28 +346,6 @@ int memcmp(const void * cs,const void * ct,size_t count)
 	return res;
 }
 
-/**
- * strstr - Find the first substring in a %NUL terminated string
- * @s1: The string to be searched
- * @s2: The string to search for
- */
-char * strstr(const char * s1,const char * s2)
-{
-	int l1, l2;
-
-	l2 = strlen(s2);
-	if (!l2)
-		return (char *) s1;
-	l1 = strlen(s1);
-	while (l1 >= l2) {
-		l1--;
-		if (!memcmp(s1,s2,l2))
-			return (char *) s1;
-		s1++;
-	}
-	return NULL;
-}
-
 /**
  * memchr - Find a character in an area of memory.
  * @s: The memory area