diff --git a/src/kpatch_process.c b/src/kpatch_process.c
index a31f70c4ce240acad72274fe786c89685f5b8074..e3cddc1b9b7e09ecadab17efda39170b9f79c671 100644
--- a/src/kpatch_process.c
+++ b/src/kpatch_process.c
@@ -926,7 +926,7 @@ process_get_comm(kpatch_process_t *proc)
 	ret = readlink(path, realpath, sizeof(realpath));
 	if (ret < 0)
 		return -1;
-	realpath[ret - 1] = '\0';
+	realpath[ret] = '\0';
 	bn = basename(realpath);
 	strncpy(path, bn, sizeof(path) - 1);
 	if ((c = strstr(path, " (deleted)")))