diff --git a/src/makernote.cpp b/src/makernote.cpp
index 1a71eded..b08efefe 100644
--- a/src/makernote.cpp
+++ b/src/makernote.cpp
@@ -865,19 +865,19 @@ namespace Exiv2 {
                                uint32_t    size,
                                ByteOrder   /*byteOrder*/)
     {
-	if (size > 8 && std::string(reinterpret_cast<const char*>(pData), 8)
-                        == std::string("PENTAX \0", 8)) {
-		// Require at least the header and an IFD with 1 entry
-		if (size < PentaxDngMnHeader::sizeOfSignature() + 18) return 0;
-		return newPentaxDngMn2(tag, group, pentaxId);
-	} else
-	if (size > 4 && std::string(reinterpret_cast<const char*>(pData), 4)
-                        == std::string("AOC\0", 4)) {
-		// Require at least the header and an IFD with 1 entry
-		if (size < PentaxMnHeader::sizeOfSignature() + 18) return 0;
-		return newPentaxMn2(tag, group, pentaxId);
-	} else
-		return 0;
+        if (   size > 8
+            && std::string(reinterpret_cast<const char*>(pData), 8) == std::string("PENTAX \0", 8)) {
+            // Require at least the header and an IFD with 1 entry
+            if (size < PentaxDngMnHeader::sizeOfSignature() + 18) return 0;
+            return newPentaxDngMn2(tag, group, pentaxDngId);
+        }
+        else if (   size > 4
+                 && std::string(reinterpret_cast<const char*>(pData), 4) == std::string("AOC\0", 4)) {
+            // Require at least the header and an IFD with 1 entry
+            if (size < PentaxMnHeader::sizeOfSignature() + 18) return 0;
+            return newPentaxMn2(tag, group, pentaxId);
+        } else
+            return 0;
     }
 
     TiffComponent* newPentaxMn2(uint16_t tag,