10 files changed, 19 insertions, 17 deletions
diff --git a/src/resources/loaders/atlasloader.cpp b/src/resources/loaders/atlasloader.cpp
index 4a0991c21..3d05972eb 100644
--- a/src/resources/loaders/atlasloader.cpp
+++ b/src/resources/loaders/atlasloader.cpp
@@ -34,7 +34,7 @@
 struct AtlasLoader final
 {
     const std::string name;
-    const StringVect *files;
+    const StringVect *const files;
 
     static Resource *load(const void *const v)
     {
diff --git a/src/resources/loaders/emptyatlasloader.cpp b/src/resources/loaders/emptyatlasloader.cpp
index ca798d681..3b8ef9078 100644
--- a/src/resources/loaders/emptyatlasloader.cpp
+++ b/src/resources/loaders/emptyatlasloader.cpp
@@ -34,7 +34,7 @@
 struct EmptyAtlasLoader final
 {
     const std::string name;
-    const StringVect *files;
+    const StringVect *const files;
 
     static Resource *load(const void *const v)
     {
diff --git a/src/resources/loaders/imagesetloader.cpp b/src/resources/loaders/imagesetloader.cpp
index 47c4dcb45..590739490 100644
--- a/src/resources/loaders/imagesetloader.cpp
+++ b/src/resources/loaders/imagesetloader.cpp
@@ -36,9 +36,9 @@
 
 struct ImageSetLoader final
 {
-    std::string path;
-    int w;
-    int h;
+    const std::string path;
+    const int w;
+    const int h;
     static Resource *load(const void *const v)
     {
         if (!v)
diff --git a/src/resources/loaders/musicloader.cpp b/src/resources/loaders/musicloader.cpp
index f9dd0fb17..d994be547 100644
--- a/src/resources/loaders/musicloader.cpp
+++ b/src/resources/loaders/musicloader.cpp
@@ -35,7 +35,7 @@ namespace
 {
     struct ResourceLoader final
     {
-        std::string path;
+        const std::string path;
 
         static Resource *load(const void *const v)
         {
diff --git a/src/resources/loaders/rescaledloader.cpp b/src/resources/loaders/rescaledloader.cpp
index 80400d728..f9f11c9d6 100644
--- a/src/resources/loaders/rescaledloader.cpp
+++ b/src/resources/loaders/rescaledloader.cpp
@@ -35,9 +35,9 @@ namespace
 {
     struct RescaledLoader final
     {
-        const Image *image;
-        int width;
-        int height;
+        const Image *const image;
+        const int width;
+        const int height;
         static Resource *load(const void *const v)
         {
             if (!v)
diff --git a/src/resources/loaders/soundloader.cpp b/src/resources/loaders/soundloader.cpp
index 8c325db7c..7ec18063e 100644
--- a/src/resources/loaders/soundloader.cpp
+++ b/src/resources/loaders/soundloader.cpp
@@ -35,7 +35,7 @@ namespace
 {
     struct ResourceLoader final
     {
-        std::string path;
+        const std::string path;
 
         static Resource *load(const void *const v)
         {
diff --git a/src/resources/loaders/spritedefloader.cpp b/src/resources/loaders/spritedefloader.cpp
index d49955ac4..3cbb03652 100644
--- a/src/resources/loaders/spritedefloader.cpp
+++ b/src/resources/loaders/spritedefloader.cpp
@@ -36,8 +36,8 @@ namespace
 {
     struct SpriteDefLoader final
     {
-        std::string path;
-        int variant;
+        const std::string path;
+        const int variant;
         static Resource *load(const void *const v)
         {
             if (!v)
diff --git a/src/resources/loaders/subimageloader.cpp b/src/resources/loaders/subimageloader.cpp
index 0be91e942..5b014362b 100644
--- a/src/resources/loaders/subimageloader.cpp
+++ b/src/resources/loaders/subimageloader.cpp
@@ -35,9 +35,11 @@ namespace
 {
     struct SubImageLoader final
     {
-        Image *parent;
-        int x, y;
-        int width, height;
+        Image *const parent;
+        const int x;
+        const int y;
+        const int width;
+        const int height;
         static Resource *load(const void *const v)
         {
             if (!v)
diff --git a/src/resources/loaders/subimagesetloader.cpp b/src/resources/loaders/subimagesetloader.cpp
index 1b271b33f..649a4f223 100644
--- a/src/resources/loaders/subimagesetloader.cpp
+++ b/src/resources/loaders/subimagesetloader.cpp
@@ -36,7 +36,7 @@ namespace
 {
     struct SubImageSetLoader final
     {
-        Image *parent;
+        Image *const parent;
         int width;
         int height;
         static Resource *load(const void *const v)
diff --git a/src/resources/loaders/walklayerloader.cpp b/src/resources/loaders/walklayerloader.cpp
index e7ffa2275..73f451ad8 100644
--- a/src/resources/loaders/walklayerloader.cpp
+++ b/src/resources/loaders/walklayerloader.cpp
@@ -36,7 +36,7 @@
 struct WalkLayerLoader final
 {
     const std::string name;
-    Map *map;
+    const Map *const map;
 
     static Resource *load(const void *const v)
     {