diff --git a/src/util/completionmodel.cpp b/src/util/completionmodel.cpp
index 25ab891e..cb8fa637 100644
--- a/src/util/completionmodel.cpp
+++ b/src/util/completionmodel.cpp
@@ -79,11 +79,6 @@ void CompletionModel::refresh()
     //    }
 }
 
-void CompletionModel::addString(const std::string &str, TaggedString::Type type)
-{
-    this->addString(qS(str), type);
-}
-
 void CompletionModel::addString(const QString &str, TaggedString::Type type)
 {
     std::lock_guard<std::mutex> lock(this->emotesMutex);
diff --git a/src/util/completionmodel.hpp b/src/util/completionmodel.hpp
index 016e2398..76d22d65 100644
--- a/src/util/completionmodel.hpp
+++ b/src/util/completionmodel.hpp
@@ -117,7 +117,6 @@ public:
     }
 
     void refresh();
-    void addString(const std::string &str, TaggedString::Type type);
     void addString(const QString &str, TaggedString::Type type);
 
     void addUser(const QString &str);