2 files changed, 2 insertions, 2 deletions
diff --git a/src/utils/stringutils.cpp b/src/utils/stringutils.cpp
index 7786002e5..74e5d9f58 100644
--- a/src/utils/stringutils.cpp
+++ b/src/utils/stringutils.cpp
@@ -525,7 +525,7 @@ std::string combineDye2(std::string file, std::string dye)
     }
 }
 
-std::string packList(std::list<std::string> &list)
+std::string packList(const std::list<std::string> &list)
 {
     std::list<std::string>::const_iterator i = list.begin();
     std::string str("");
diff --git a/src/utils/stringutils.h b/src/utils/stringutils.h
index 45c1f4b0a..612486cb2 100644
--- a/src/utils/stringutils.h
+++ b/src/utils/stringutils.h
@@ -199,7 +199,7 @@ std::string combineDye(std::string file, std::string dye) A_WARN_UNUSED;
 
 std::string combineDye2(std::string file, std::string dye) A_WARN_UNUSED;
 
-std::string packList(std::list<std::string> &list) A_WARN_UNUSED;
+std::string packList(const std::list<std::string> &list) A_WARN_UNUSED;
 
 std::list<std::string> unpackList(const std::string &str) A_WARN_UNUSED;