diff --git a/src/nvtt/InputOptions.cpp b/src/nvtt/InputOptions.cpp
index 8b86fe9..cb52e42 100644
--- a/src/nvtt/InputOptions.cpp
+++ b/src/nvtt/InputOptions.cpp
@@ -236,11 +236,16 @@ void InputOptions::setWrapMode(WrapMode mode)
 }
 
 
-/// Set mipmapping options.
-void InputOptions::setMipmapping(bool generateMipmaps, MipmapFilter filter/*= MipmapFilter_Box*/, int maxLevel/*= -1*/)
+/// Set mipmap filter.
+void InputOptions::setMipmapFilter(MipmapFilter filter)
 {
-	m.generateMipmaps = generateMipmaps;
 	m.mipmapFilter = filter;
+}
+
+/// Set mipmap generation.
+void InputOptions::setMipmapGeneration(bool enabled, int maxLevel/*= -1*/)
+{
+	m.generateMipmaps = enabled;
 	m.maxLevel = maxLevel;
 }
 
diff --git a/src/nvtt/nvtt.h b/src/nvtt/nvtt.h
index 283f4f6..f04eec0 100644
--- a/src/nvtt/nvtt.h
+++ b/src/nvtt/nvtt.h
@@ -194,7 +194,8 @@ namespace nvtt
 		NVTT_API void setWrapMode(WrapMode mode);
 		
 		// Set mipmapping options.
-		NVTT_API void setMipmapping(bool generateMipmaps, MipmapFilter filter = MipmapFilter_Box, int maxLevel = -1);
+		NVTT_API void setMipmapFilter(MipmapFilter filter);
+		NVTT_API void setMipmapGeneration(bool enabled, int maxLevel = -1);
 		NVTT_API void setKaiserParameters(float width, float alpha, float stretch);
 
 		// Set normal map options.
diff --git a/src/nvtt/nvtt_wrapper.cpp b/src/nvtt/nvtt_wrapper.cpp
index 163dcea..571820f 100644
--- a/src/nvtt/nvtt_wrapper.cpp
+++ b/src/nvtt/nvtt_wrapper.cpp
@@ -49,9 +49,14 @@ void nvttSetInputOptionsWrapMode(NvttInputOptions * inputOptions, NvttWrapMode m
 	inputOptions->setWrapMode((nvtt::WrapMode)mode);
 }
 
-void nvttSetInputOptionsMipmapping(NvttInputOptions * inputOptions, NvttBoolean generateMipmaps, NvttMipmapFilter filter, int maxLevel)
+void nvttSetInputOptionsMipmapFilter(NvttInputOptions * inputOptions, NvttMipmapFilter filter)
 {
-	inputOptions->setMipmapping(generateMipmaps != NVTT_False, (nvtt::MipmapFilter)filter, maxLevel);
+	inputOptions->setMipmapFilter((nvtt::MipmapFilter)filter);
+}
+
+void nvttSetInputOptionsMipmapGeneration(NvttInputOptions * inputOptions, NvttBoolean enabled, int maxLevel)
+{
+	inputOptions->setMipmapGeneration(enabled != NVTT_False, maxLevel);
 }
 
 void nvttSetInputOptionsKaiserParameters(NvttInputOptions * inputOptions, float width, float alpha, float stretch)
diff --git a/src/nvtt/nvtt_wrapper.h b/src/nvtt/nvtt_wrapper.h
index c885145..116fe99 100644
--- a/src/nvtt/nvtt_wrapper.h
+++ b/src/nvtt/nvtt_wrapper.h
@@ -184,7 +184,8 @@ NVTT_API void nvttSetInputOptionsFormat(NvttInputOptions * inputOptions, NvttInp
 NVTT_API void nvttSetInputOptionsAlphaMode(NvttInputOptions * inputOptions, NvttAlphaMode alphaMode);
 NVTT_API void nvttSetInputOptionsGamma(NvttInputOptions * inputOptions, float inputGamma, float outputGamma);
 NVTT_API void nvttSetInputOptionsWrapMode(NvttInputOptions * inputOptions, NvttWrapMode mode);
-NVTT_API void nvttSetInputOptionsMipmapping(NvttInputOptions * inputOptions, NvttBoolean generateMipmaps, NvttMipmapFilter filter, int maxLevel);
+NVTT_API void nvttSetInputOptionsMipmapFilter(NvttInputOptions * inputOptions, NvttMipmapFilter filter);
+NVTT_API void nvttSetInputOptionsMipmapGeneration(NvttInputOptions * inputOptions, NvttBoolean enabled, int maxLevel);
 NVTT_API void nvttSetInputOptionsKaiserParameters(NvttInputOptions * inputOptions, float width, float alpha, float stretch);
 NVTT_API void nvttSetInputOptionsNormalMap(NvttInputOptions * inputOptions, NvttBoolean b);
 NVTT_API void nvttSetInputOptionsConvertToNormalMap(NvttInputOptions * inputOptions, NvttBoolean convert);
diff --git a/src/nvtt/tools/compress.cpp b/src/nvtt/tools/compress.cpp
index 259d75f..c4e74ae 100644
--- a/src/nvtt/tools/compress.cpp
+++ b/src/nvtt/tools/compress.cpp
@@ -368,7 +368,7 @@ int main(int argc, char *argv[])
 	
 	if (noMipmaps)
 	{
-		inputOptions.setMipmapping(false);
+		inputOptions.setMipmapGeneration(false);
 	}