diff --git a/Source/Platform.h b/Source/Platform.h
index 98ef2cfc..ed063af5 100644
--- a/Source/Platform.h
+++ b/Source/Platform.h
@@ -521,6 +521,7 @@ typedef DWORDLONG ULONGLONG,*PULONGLONG;
 #  define WS_EX_RIGHTSCROLLBAR 0
 #  define WS_EX_RTLREADING 0x2000
 #  define WS_EX_LEFTSCROLLBAR 0x4000
+#  define WS_EX_LAYOUTRTL 0x00400000
 
 #  define TVS_RTLREADING 64
 
diff --git a/Source/icon.cpp b/Source/icon.cpp
index e169fcdf..ff318305 100644
--- a/Source/icon.cpp
+++ b/Source/icon.cpp
@@ -115,6 +115,8 @@ IconGroup load_icon_file(const char* filename)
       throw runtime_error("unable to read offset from file");
     }
 
+    FIX_ENDIAN_INT32_INPLACE(iconOffset);
+
     fpos_t pos;
     fgetpos(file, &pos);