diff --git a/juce_amalgamated.h b/juce_amalgamated.h
index f762d5665f..2d82dc925c 100644
--- a/juce_amalgamated.h
+++ b/juce_amalgamated.h
@@ -10769,7 +10769,7 @@ public:
 		a = (uint8) (a * multiplier);
 	}
 
-	forcedinline void setARGB (const uint8 a_, const uint8 r, const uint8 g, const uint8 b) throw()
+	forcedinline void setARGB (const uint8 a_, const uint8 /*r*/, const uint8 /*g*/, const uint8 /*b*/) throw()
 	{
 		a = a_;
 	}
diff --git a/src/gui/graphics/colour/juce_PixelFormats.h b/src/gui/graphics/colour/juce_PixelFormats.h
index 6de8bfac8d..4a88e3a909 100644
--- a/src/gui/graphics/colour/juce_PixelFormats.h
+++ b/src/gui/graphics/colour/juce_PixelFormats.h
@@ -527,7 +527,7 @@ public:
     }
 
     /** Sets the pixel's colour from individual components. */
-    forcedinline void setARGB (const uint8 a_, const uint8 r, const uint8 g, const uint8 b) throw()
+    forcedinline void setARGB (const uint8 a_, const uint8 /*r*/, const uint8 /*g*/, const uint8 /*b*/) throw()
     {
         a = a_;
     }
diff --git a/src/io/files/juce_TemporaryFile.h b/src/io/files/juce_TemporaryFile.h
index 9bfbdca68b..f2c7922df7 100644
--- a/src/io/files/juce_TemporaryFile.h
+++ b/src/io/files/juce_TemporaryFile.h
@@ -151,7 +151,7 @@ private:
     File temporaryFile, targetFile;
 
     void createTempFile (const File& parentDirectory, String name, const String& suffix, const int optionFlags);
-    
+
     TemporaryFile (const TemporaryFile&);
     const TemporaryFile& operator= (const TemporaryFile&);
 };