diff --git a/es-core/src/guis/GuiTextEditKeyboardPopup.cpp b/es-core/src/guis/GuiTextEditKeyboardPopup.cpp
index 3c2570123..6f5d7ee74 100644
--- a/es-core/src/guis/GuiTextEditKeyboardPopup.cpp
+++ b/es-core/src/guis/GuiTextEditKeyboardPopup.cpp
@@ -41,7 +41,7 @@
 #include "utils/StringUtil.h"
 
 // clang-format off
-std::vector<std::vector<const char*>> kbBaseUS {
+std::vector<std::vector<std::string>> kbBaseUS {
     {"1", "2", "3", "4", "5", "6", "7", "8", "9", "0", "-", "=", "DEL"},
     {"!", "@", "#", "$", "%", "^", "&", "*", "(", ")", "_", "+", "DEL"},
     {"¡", "²", "³", "¤", "€", "¼", "½", "¾", "‘", "’", "¥", "×", "DEL"},
@@ -62,13 +62,13 @@ std::vector<std::vector<const char*>> kbBaseUS {
     {"",  "æ", "",  "©", "",  "",  "ñ", "µ", "ç", "",  "¿", "ALT", "-colspan-"},
     {"",  "Æ", "",  "¢", "",  "",  "Ñ", "Μ", "Ç", "",  "",  "ALT", "-colspan-"}};
 
-std::vector<std::vector<const char*>> kbLastRowNormal {
+std::vector<std::vector<std::string>> kbLastRowNormal {
     {"SHIFT", "-colspan-", "SPACE", "-colspan-", "-colspan-", "-colspan-", "-colspan-", "-colspan-", "-colspan-", "CLEAR", "-colspan-", "CANCEL", "-colspan-"},
     {"SHIFT", "-colspan-", "SPACE", "-colspan-", "-colspan-", "-colspan-", "-colspan-", "-colspan-", "-colspan-", "CLEAR", "-colspan-", "CANCEL", "-colspan-"},
     {"SHIFT", "-colspan-", "SPACE", "-colspan-", "-colspan-", "-colspan-", "-colspan-", "-colspan-", "-colspan-", "CLEAR", "-colspan-", "CANCEL", "-colspan-"},
     {"SHIFT", "-colspan-", "SPACE", "-colspan-", "-colspan-", "-colspan-", "-colspan-", "-colspan-", "-colspan-", "CLEAR", "-colspan-", "CANCEL", "-colspan-"}};
 
-std::vector<std::vector<const char*>> kbLastRowLoad {
+std::vector<std::vector<std::string>> kbLastRowLoad {
     {"SHIFT", "-colspan-", "SPACE", "-colspan-", "-colspan-", "-colspan-", "-colspan-", "LOAD", "-colspan-", "CLEAR", "-colspan-", "CANCEL", "-colspan-"},
     {"SHIFT", "-colspan-", "SPACE", "-colspan-", "-colspan-", "-colspan-", "-colspan-", "LOAD", "-colspan-", "CLEAR", "-colspan-", "CANCEL", "-colspan-"},
     {"SHIFT", "-colspan-", "SPACE", "-colspan-", "-colspan-", "-colspan-", "-colspan-", "LOAD", "-colspan-", "CLEAR", "-colspan-", "CANCEL", "-colspan-"},
@@ -117,7 +117,7 @@ GuiTextEditKeyboardPopup::GuiTextEditKeyboardPopup(
     mTitle = std::make_shared<TextComponent>(Utils::String::toUpper(title),
                                              Font::get(FONT_SIZE_LARGE), 0x555555FF, ALIGN_CENTER);
 
-    std::vector<std::vector<const char*>> kbLayout;
+    std::vector<std::vector<std::string>> kbLayout;
 
     // At the moment there is only the US keyboard layout available.
     kbLayout.insert(kbLayout.cend(), kbBaseUS.cbegin(), kbBaseUS.cend());