diff --git a/docs/lua/functions-4.md b/docs/lua/functions-4.md
index cd38ec71..52a09687 100644
--- a/docs/lua/functions-4.md
+++ b/docs/lua/functions-4.md
@@ -7744,7 +7744,7 @@
 [CustomLevelInfo](structs.md#CustomLevelInfo)
 
 ### C Prototype
-`struct CustomLevelInfo* smlua_level_util_get_info_from_short_name(char* shortName);`
+`struct CustomLevelInfo* smlua_level_util_get_info_from_short_name(const char* shortName);`
 
 [:arrow_up_small:](#)
 
diff --git a/src/game/ingame_menu.c b/src/game/ingame_menu.c
index 182d1e0a..11e74a89 100644
--- a/src/game/ingame_menu.c
+++ b/src/game/ingame_menu.c
@@ -490,7 +490,7 @@ u8 str_ascii_char_to_dialog(char c) {
 }
 
 void str_ascii_to_dialog(const char* string, u8* dialog, u16 length) {
-    char* c = (char*) string;
+    const char* c = string;
     u8* d = dialog;
     u16 converted = 0;
 
diff --git a/src/game/level_info.c b/src/game/level_info.c
index 547420cc..ac62752d 100644
--- a/src/game/level_info.c
+++ b/src/game/level_info.c
@@ -249,7 +249,7 @@ const char *get_level_name_ascii(s16 courseNum, s16 levelNum, s16 areaIndex, s16
 const u8 *get_level_name_sm64(s16 courseNum, s16 levelNum, s16 areaIndex, s16 charCase) {
     static u8 output[256];
     char levelName[256];
-    snprintf(levelName, 256, " %d %s", courseNum, (char*) get_level_name_ascii(courseNum, levelNum, areaIndex, charCase));
+    snprintf(levelName, 256, " %d %s", courseNum, get_level_name_ascii(courseNum, levelNum, areaIndex, charCase));
     convert_string_ascii_to_sm64(output, levelName);
     return output;
 }
diff --git a/src/pc/chat_commands.c b/src/pc/chat_commands.c
index 989c7ef6..5bfb21e2 100644
--- a/src/pc/chat_commands.c
+++ b/src/pc/chat_commands.c
@@ -16,7 +16,7 @@
 static enum ChatConfirmCommand sConfirming = CCC_NONE;
 static u8 sConfirmPlayerIndex = 0;
 
-static struct NetworkPlayer* chat_get_network_player(char* name) {
+static struct NetworkPlayer* chat_get_network_player(const char* name) {
     // check for id
     for (s32 i = 0; i < MAX_PLAYERS; i++) {
         if (!gNetworkPlayers[i].connected) { continue; }
@@ -39,7 +39,7 @@ static struct NetworkPlayer* chat_get_network_player(char* name) {
     return NULL;
 }
 
-static bool str_starts_with(const char* pre, char* str) {
+static bool str_starts_with(const char* pre, const char* str) {
     return strncmp(pre, str, strlen(pre)) == 0;
 }
 
diff --git a/src/pc/debuglog.h b/src/pc/debuglog.h
index 4e2ae20c..77fc927a 100644
--- a/src/pc/debuglog.h
+++ b/src/pc/debuglog.h
@@ -22,12 +22,12 @@ static void _debuglog_print_network_type(void) {
     printf(" [%02d] ", (gNetworkPlayerLocal != NULL) ? gNetworkPlayerLocal->globalIndex : -1);
 }
 
-static void _debuglog_print_log_type(char* logType) {
+static void _debuglog_print_log_type(const char* logType) {
     printf("[%s] ", logType);
 }
 
-static void _debuglog_print_short_filename(char* filename) {
-    char* last = strrchr(filename, '/');
+static void _debuglog_print_short_filename(const char* filename) {
+    const char* last = strrchr(filename, '/');
     if (last != NULL) {
         printf("%s: ", last + 1);
     }
@@ -36,7 +36,7 @@ static void _debuglog_print_short_filename(char* filename) {
     }
 }
 
-static void _debuglog_print_log(char* logType, char* filename) {
+static void _debuglog_print_log(const char* logType, char* filename) {
     _debuglog_print_timestamp();
     _debuglog_print_network_type();
     _debuglog_print_log_type(logType);
diff --git a/src/pc/lua/smlua_functions_autogen.c b/src/pc/lua/smlua_functions_autogen.c
index 3f90957c..09dfe98d 100644
--- a/src/pc/lua/smlua_functions_autogen.c
+++ b/src/pc/lua/smlua_functions_autogen.c
@@ -27622,7 +27622,7 @@ int smlua_func_smlua_level_util_get_info_from_short_name(lua_State* L) {
         return 0;
     }
 
-    char* shortName = (char*)smlua_to_cobject(L, 1, LOT_NONE);
+    const char* shortName = smlua_to_string(L, 1);
     if (!gSmLuaConvertSuccess) { LOG_LUA("Failed to convert parameter %u for function '%s'", 1, "smlua_level_util_get_info_from_short_name"); return 0; }
 
     smlua_push_object(L, LOT_CUSTOMLEVELINFO, smlua_level_util_get_info_from_short_name(shortName));
diff --git a/src/pc/lua/utils/smlua_level_utils.c b/src/pc/lua/utils/smlua_level_utils.c
index e1b00679..b4d43035 100644
--- a/src/pc/lua/utils/smlua_level_utils.c
+++ b/src/pc/lua/utils/smlua_level_utils.c
@@ -51,7 +51,7 @@ struct CustomLevelInfo* smlua_level_util_get_info(s16 levelNum) {
     return NULL;
 }
 
-struct CustomLevelInfo* smlua_level_util_get_info_from_short_name(char* shortName) {
+struct CustomLevelInfo* smlua_level_util_get_info_from_short_name(const char* shortName) {
     struct CustomLevelInfo* node = sCustomLevelHead;
     while (node != NULL) {
         if (!strcmp(node->shortName, shortName)) {
@@ -62,7 +62,7 @@ struct CustomLevelInfo* smlua_level_util_get_info_from_short_name(char* shortNam
     return NULL;
 }
 
-static struct CustomLevelInfo* smlua_level_util_get_info_from_script(char* scriptEntryName) {
+static struct CustomLevelInfo* smlua_level_util_get_info_from_script(const char* scriptEntryName) {
     struct CustomLevelInfo* node = sCustomLevelHead;
     while (node != NULL) {
         if (!strcmp(node->scriptEntryName, scriptEntryName)) {
@@ -102,13 +102,13 @@ s16 level_register(const char* scriptEntryName, s16 courseNum, const char* fullN
     }
 
     // find duplicate
-    struct CustomLevelInfo* info = smlua_level_util_get_info_from_script((char*)scriptEntryName);
+    struct CustomLevelInfo* info = smlua_level_util_get_info_from_script(scriptEntryName);
     if (info != NULL) {
         return info->levelNum;
     }
 
     // find script
-    LevelScript* script = dynos_get_level_script((char*)scriptEntryName);
+    LevelScript* script = dynos_get_level_script(scriptEntryName);
     if (script == NULL) {
         LOG_LUA("Failed to find script: %s", scriptEntryName);
         return 0;
diff --git a/src/pc/lua/utils/smlua_level_utils.h b/src/pc/lua/utils/smlua_level_utils.h
index 4d43b984..03ff6b71 100644
--- a/src/pc/lua/utils/smlua_level_utils.h
+++ b/src/pc/lua/utils/smlua_level_utils.h
@@ -21,7 +21,7 @@ struct CustomLevelInfo {
 void smlua_level_util_reset(void);
 void smlua_level_util_change_area(s32 areaIndex);
 struct CustomLevelInfo* smlua_level_util_get_info(s16 levelNum);
-struct CustomLevelInfo* smlua_level_util_get_info_from_short_name(char* shortName);
+struct CustomLevelInfo* smlua_level_util_get_info_from_short_name(const char* shortName);
 struct CustomLevelInfo* smlua_level_util_get_info_from_course_num(u8 courseNum);
 s16 level_register(const char* scriptEntryName, s16 courseNum, const char* fullName, const char* shortName, u32 acousticReach, u32 echoLevel1, u32 echoLevel2, u32 echoLevel3);
 bool level_is_vanilla_level(s16 levelNum);