diff --git a/docs/lua/functions-4.md b/docs/lua/functions-4.md
index 09b2d332..077f9b16 100644
--- a/docs/lua/functions-4.md
+++ b/docs/lua/functions-4.md
@@ -1117,7 +1117,7 @@
 - `number`
 
 ### C Prototype
-`double mod_storage_load_number(const char* key);`
+`f32 mod_storage_load_number(const char* key);`
 
 [:arrow_up_small:](#)
 
@@ -1200,7 +1200,7 @@
 - `boolean`
 
 ### C Prototype
-`bool mod_storage_save_number(const char* key, double value);`
+`bool mod_storage_save_number(const char* key, f32 value);`
 
 [:arrow_up_small:](#)
 
diff --git a/src/pc/mini.h b/src/pc/mini.h
index 28a06d3c..7a7a260e 100644
--- a/src/pc/mini.h
+++ b/src/pc/mini.h
@@ -94,8 +94,6 @@
 #include <sys/stat.h>
 #include <cctype>
 
-#define MINI_CASE_SENSITIVE
-
 namespace mINI
 {
 	namespace INIStringUtil
@@ -106,14 +104,6 @@ namespace mINI
 			str.erase(str.find_last_not_of(whitespaceDelimiters) + 1);
 			str.erase(0, str.find_first_not_of(whitespaceDelimiters));
 		}
-#ifndef MINI_CASE_SENSITIVE
-		inline void toLower(std::string& str)
-		{
-			std::transform(str.begin(), str.end(), str.begin(), [](const char c) {
-				return static_cast<char>(std::tolower(c));
-			});
-		}
-#endif
 		inline void replace(std::string& str, std::string const& a, std::string const& b)
 		{
 			if (!a.empty())
@@ -173,9 +163,6 @@ namespace mINI
 		T& operator[](std::string key)
 		{
 			INIStringUtil::trim(key);
-#ifndef MINI_CASE_SENSITIVE
-			INIStringUtil::toLower(key);
-#endif
 			auto it = dataIndexMap.find(key);
 			bool hasIt = (it != dataIndexMap.end());
 			std::size_t index = (hasIt) ? it->second : setEmpty(key);
@@ -184,9 +171,6 @@ namespace mINI
 		T get(std::string key) const
 		{
 			INIStringUtil::trim(key);
-#ifndef MINI_CASE_SENSITIVE
-			INIStringUtil::toLower(key);
-#endif
 			auto it = dataIndexMap.find(key);
 			if (it == dataIndexMap.end())
 			{
@@ -197,17 +181,11 @@ namespace mINI
 		bool has(std::string key) const
 		{
 			INIStringUtil::trim(key);
-#ifndef MINI_CASE_SENSITIVE
-			INIStringUtil::toLower(key);
-#endif
 			return (dataIndexMap.count(key) == 1);
 		}
 		void set(std::string key, T obj)
 		{
 			INIStringUtil::trim(key);
-#ifndef MINI_CASE_SENSITIVE
-			INIStringUtil::toLower(key);
-#endif
 			auto it = dataIndexMap.find(key);
 			if (it != dataIndexMap.end())
 			{
@@ -231,9 +209,6 @@ namespace mINI
 		bool remove(std::string key)
 		{
 			INIStringUtil::trim(key);
-#ifndef MINI_CASE_SENSITIVE
-			INIStringUtil::toLower(key);
-#endif
 			auto it = dataIndexMap.find(key);
 			if (it != dataIndexMap.end())
 			{
diff --git a/src/pc/mods/mod_storage.cpp b/src/pc/mods/mod_storage.cpp
index 1182584f..92a98aac 100644
--- a/src/pc/mods/mod_storage.cpp
+++ b/src/pc/mods/mod_storage.cpp
@@ -16,7 +16,7 @@ extern "C" {
 
 #define C_FIELD extern "C"
 
-void strdelete(char string[], char substr[]) {
+void strdelete(char* string, const char* substr) {
     // i is used to loop through the string
     u16 i = 0;
 
@@ -45,6 +45,7 @@ void strdelete(char string[], char substr[]) {
 
 bool char_valid(const char* buffer) {
     if (buffer[0] == '\0') { return false; }
+
     while (*buffer != '\0') {
         if ((*buffer >= 'a' && *buffer <= 'z') || (*buffer >= 'A' && *buffer <= 'Z') || (*buffer >= '0' && *buffer <= '9') || *buffer == '_' || *buffer == '.' || *buffer == '-') {
             buffer++;
@@ -52,13 +53,14 @@ bool char_valid(const char* buffer) {
         }
         return false;
     }
+
     return true;
 }
 
 void mod_storage_get_filename(char* dest) {
     const char* path = fs_get_write_path(SAVE_DIRECTORY); // get user path
     snprintf(dest, SYS_MAX_PATH - 1, "%s/%s", path, gLuaActiveMod->relativePath); // append sav folder
-    strdelete(dest, (char*)".lua"); // delete ".lua" from sav name
+    strdelete(dest, ".lua"); // delete ".lua" from sav name
     strcat(dest, SAVE_EXTENSION); // append SAVE_EXTENSION
     normalize_path(dest); // fix any out of place slashes
 }
@@ -89,8 +91,17 @@ C_FIELD bool mod_storage_save(const char* key, const char* value) {
     return true;
 }
 
-C_FIELD bool mod_storage_save_number(const char* key, double value) {
-    return mod_storage_save(key, std::to_string(value).c_str());
+C_FIELD bool mod_storage_save_number(const char* key, f32 value) {
+    // Store string results in a temporary buffer
+    // this assumes mod_storage_load will only ever be called by Lua
+    static char str[MAX_KEY_VALUE_LENGTH];
+    if (floor(value) == value) {
+        snprintf(str, MAX_KEY_VALUE_LENGTH, "%d", (s64)value);
+    } else {
+        snprintf(str, MAX_KEY_VALUE_LENGTH, "%f", value);
+    }
+
+    return mod_storage_save(key, str);
 }
 
 C_FIELD bool mod_storage_save_bool(const char* key, bool value) {
@@ -120,11 +131,11 @@ C_FIELD const char* mod_storage_load(const char* key) {
     return value;
 }
 
-C_FIELD double mod_storage_load_number(const char* key) {
+C_FIELD f32 mod_storage_load_number(const char* key) {
     const char* value = mod_storage_load(key);
     if (value == NULL) { return 0; }
 
-    return std::strtod(value, nullptr);
+    return std::strtof(value, nullptr);
 }
 
 C_FIELD bool mod_storage_load_bool(const char* key) {
diff --git a/src/pc/mods/mod_storage.h b/src/pc/mods/mod_storage.h
index a5847f59..3661807b 100644
--- a/src/pc/mods/mod_storage.h
+++ b/src/pc/mods/mod_storage.h
@@ -1,6 +1,8 @@
 #ifndef MOD_STORAGE_H
 #define MOD_STORAGE_H
 
+#include <PR/ultratypes.h>
+
 #ifdef __cplusplus
 extern "C" {
 #endif
@@ -11,11 +13,11 @@ extern "C" {
 #define SAVE_EXTENSION ".sav"
 
 bool mod_storage_save(const char* key, const char* value);
-bool mod_storage_save_number(const char* key, double value);
+bool mod_storage_save_number(const char* key, f32 value);
 bool mod_storage_save_bool(const char* key, bool value);
 
 const char *mod_storage_load(const char* key);
-double mod_storage_load_number(const char* key);
+f32 mod_storage_load_number(const char* key);
 bool mod_storage_load_bool(const char* key);
 
 bool mod_storage_remove(const char* key);