diff --git a/PVRTCEncoder/src/Decompressor.cpp b/PVRTCEncoder/src/Decompressor.cpp
index 18f7c61..3e906ec 100644
--- a/PVRTCEncoder/src/Decompressor.cpp
+++ b/PVRTCEncoder/src/Decompressor.cpp
@@ -275,9 +275,7 @@ namespace PVRTCC {
 
     if(bDebugImages) {
       Image dbgMod(h, w);
-      uint8 modDepth[4] = { 8, 4, 4, 4 };
-
-      for(int i = 0; i < h*w; i++) {
+      for(uint32 i = 0; i < h*w; i++) {
         float fb = static_cast<float>(modValues[i]);
         uint8 val = static_cast<uint8>((fb / 8.0f) * 15.0f);
 
diff --git a/PVRTCEncoder/test/DecompTestPVR.cpp b/PVRTCEncoder/test/DecompTestPVR.cpp
index e5a64f2..592afb5 100644
--- a/PVRTCEncoder/test/DecompTestPVR.cpp
+++ b/PVRTCEncoder/test/DecompTestPVR.cpp
@@ -73,7 +73,7 @@ class ImageTester {
     pvrtexture::CPVRTexture pvrTex(filename);
 
     const uint8 *data = static_cast<const uint8 *>(pvrTex.getDataPtr());
-    ASSERT_TRUE(data);
+    assert(data);
 
     const pvrtexture::CPVRTextureHeader &hdr = pvrTex.getHeader();
     const uint32 w = hdr.getWidth();