diff --git a/include/Nazara/Utility/Image.hpp b/include/Nazara/Utility/Image.hpp
index aafbb72c1..272c1c7b6 100644
--- a/include/Nazara/Utility/Image.hpp
+++ b/include/Nazara/Utility/Image.hpp
@@ -122,7 +122,7 @@ class NAZARA_API NzImage : public NzResource, public NzResourceLoader<NzImage, N
 			{
 			}
 
-			SharedImage(unsigned short RefCount, nzImageType Type, nzPixelFormat Format, nzInt8 LevelCount = 1, nzUInt8** Pixels = nullptr, unsigned int Width = 1, unsigned int Height = 1, unsigned int Depth = 1) :
+			SharedImage(unsigned short RefCount, nzImageType Type, nzPixelFormat Format, nzUInt8 LevelCount = 1, nzUInt8** Pixels = nullptr, unsigned int Width = 1, unsigned int Height = 1, unsigned int Depth = 1) :
 			type(Type),
 			format(Format),
 			levelCount(LevelCount),
diff --git a/src/Nazara/Utility/Image.cpp b/src/Nazara/Utility/Image.cpp
index e23d24cbd..4e80eae9a 100644
--- a/src/Nazara/Utility/Image.cpp
+++ b/src/Nazara/Utility/Image.cpp
@@ -271,7 +271,7 @@ const nzUInt8* NzImage::GetConstPixels(nzUInt8 level) const
 
 unsigned int NzImage::GetDepth(nzUInt8 level) const
 {
-	return m_sharedImage->depth/(1 << level);
+	return std::max(m_sharedImage->depth/(1 << level), 1U);
 }
 
 nzPixelFormat NzImage::GetFormat() const
@@ -281,7 +281,7 @@ nzPixelFormat NzImage::GetFormat() const
 
 unsigned int NzImage::GetHeight(nzUInt8 level) const
 {
-	return m_sharedImage->height/(1 << level);
+	return std::max(m_sharedImage->height/(1 << level), 1U);
 }
 
 nzUInt8 NzImage::GetLevelCount() const
@@ -422,9 +422,9 @@ unsigned int NzImage::GetSize() const
 
 unsigned int NzImage::GetSize(nzUInt8 level) const
 {
-	return (std::max(m_sharedImage->width/(1 << level), 1)) *
-	       (std::max(m_sharedImage->height/(1 << level), 1)) *
-	       ((m_sharedImage->type == nzImageType_Cubemap) ? 6 : std::min(m_sharedImage->depth/(1 << level), 1)) *
+	return (std::max(m_sharedImage->width/(1 << level), 1U)) *
+	       (std::max(m_sharedImage->height/(1 << level), 1U)) *
+	       ((m_sharedImage->type == nzImageType_Cubemap) ? 6 : std::min(m_sharedImage->depth/(1 << level), 1U)) *
 	       NzPixelFormat::GetBPP(m_sharedImage->format);
 }
 
@@ -435,7 +435,7 @@ nzImageType	NzImage::GetType() const
 
 unsigned int NzImage::GetWidth(nzUInt8 level) const
 {
-	return m_sharedImage->width/(1 << level);
+	return std::max(m_sharedImage->width/(1 << level), 1U);
 }
 
 bool NzImage::IsCompressed() const