diff --git a/src/openrct2/CmdlineSprite.cpp b/src/openrct2/CmdlineSprite.cpp
index 140015265f..428404410f 100644
--- a/src/openrct2/CmdlineSprite.cpp
+++ b/src/openrct2/CmdlineSprite.cpp
@@ -222,7 +222,8 @@ static bool sprite_file_export(int32_t spriteIndex, const char* outPath)
 
     spriteHeader = &spriteFileEntries[spriteIndex];
     pixelBufferSize = spriteHeader->width * spriteHeader->height;
-    pixels = (uint8_t*)malloc(pixelBufferSize);
+    std::unique_ptr<uint8_t[]> pixelBuffer(new uint8_t[pixelBufferSize]);
+    pixels = pixelBuffer.get();
     std::fill_n(pixels, pixelBufferSize, 0x00);
 
     dpi.bits = pixels;
diff --git a/src/openrct2/core/Imaging.cpp b/src/openrct2/core/Imaging.cpp
index 18b676fdd0..cefc948edb 100644
--- a/src/openrct2/core/Imaging.cpp
+++ b/src/openrct2/core/Imaging.cpp
@@ -232,6 +232,7 @@ namespace Imaging
             }
 
             png_write_end(png_ptr, nullptr);
+            png_destroy_info_struct(png_ptr, &info_ptr);
             png_free(png_ptr, png_palette);
             png_destroy_write_struct(&png_ptr, nullptr);
         }