diff --git a/bootstat/bootstat.cpp b/bootstat/bootstat.cpp
index d402bf1..d476d36 100644
--- a/bootstat/bootstat.cpp
+++ b/bootstat/bootstat.cpp
@@ -499,7 +499,7 @@
 }
 
 // Canonical list of supported primary reboot reasons.
-const std::vector<const std::string> knownReasons = {
+const std::vector<std::string> knownReasons = {
     // clang-format off
     // kernel
     "watchdog",