diff --git a/sapi/fpm/fpm/fpm_request.c b/sapi/fpm/fpm/fpm_request.c
index 9dcf08aa0a6..6ba9e5170ca 100644
--- a/sapi/fpm/fpm/fpm_request.c
+++ b/sapi/fpm/fpm/fpm_request.c
@@ -61,11 +61,11 @@ void fpm_request_info() /* {{{ */
 	fpm_clock_get(&slot->tv);
 
 	if (request_uri) {
-		cpystrn(slot->request_uri, request_uri, sizeof(slot->request_uri));
+		strlcpy(slot->request_uri, request_uri, sizeof(slot->request_uri));
 	}
 
 	if (request_method) {
-		cpystrn(slot->request_method, request_method, sizeof(slot->request_method));
+		strlcpy(slot->request_method, request_method, sizeof(slot->request_method));
 	}
 
 	slot->content_length = fpm_php_content_length(TSRMLS_C);
@@ -73,7 +73,7 @@ void fpm_request_info() /* {{{ */
 	/* if cgi.fix_pathinfo is set to "1" and script cannot be found (404)
 		the sapi_globals.request_info.path_translated is set to NULL */
 	if (script_filename) {
-		cpystrn(slot->script_filename, script_filename, sizeof(slot->script_filename));
+		strlcpy(slot->script_filename, script_filename, sizeof(slot->script_filename));
 	}
 
 	fpm_shm_slots_release(slot);
diff --git a/sapi/fpm/fpm/fpm_sockets.c b/sapi/fpm/fpm/fpm_sockets.c
index baa9f9803ac..d8931502643 100644
--- a/sapi/fpm/fpm/fpm_sockets.c
+++ b/sapi/fpm/fpm/fpm_sockets.c
@@ -286,7 +286,7 @@ static int fpm_socket_af_unix_listening_socket(struct fpm_worker_pool_s *wp) /*
 	struct sockaddr_un sa_un;
 
 	memset(&sa_un, 0, sizeof(sa_un));
-	cpystrn(sa_un.sun_path, wp->config->listen_address, sizeof(sa_un.sun_path));
+	strlcpy(sa_un.sun_path, wp->config->listen_address, sizeof(sa_un.sun_path));
 	sa_un.sun_family = AF_UNIX;
 	return fpm_sockets_get_listening_socket(wp, (struct sockaddr *) &sa_un, sizeof(struct sockaddr_un));
 }
diff --git a/sapi/fpm/fpm/fpm_str.h b/sapi/fpm/fpm/fpm_str.h
index 2755dc50aad..65db5455a0e 100644
--- a/sapi/fpm/fpm/fpm_str.h
+++ b/sapi/fpm/fpm/fpm_str.h
@@ -5,29 +5,6 @@
 #ifndef FPM_STR_H
 #define FPM_STR_H 1
 
-static inline char *cpystrn(char *dst, const char *src, size_t dst_size) /* {{{ */
-{
-	char *d, *end;
-	
-	if (!dst_size) {
-		return dst;
-	}
-	
-	d = dst;
-	end = dst + dst_size - 1;
-	
-	for (; d < end; ++d, ++src) {
-		if (!(*d = *src)) {
-			return d;
-		}
-	}
-
-	*d = '\0';
-
-	return d;
-}
-/* }}} */
-
 static inline char *str_purify_filename(char *dst, char *src, size_t size) /* {{{ */
 {
 	char *d, *end;