diff --git a/dlangide.visualdproj b/dlangide.visualdproj
index af61e9d..08f96fd 100644
--- a/dlangide.visualdproj
+++ b/dlangide.visualdproj
@@ -196,7 +196,7 @@
     <File path="src\ddc\lexer\LexerException.d" />
     <File path="src\ddc\lexer\SourceEncodingException.d" />
     <File path="src\ddc\lexer\textsource.d" />
-    <File path="src\ddc\lexer\Tokenizer.d" />
+    <File path="src\ddc\lexer\tokenizer.d" />
    </Folder>
   </Folder>
   <Folder name="dlangide">
diff --git a/src/ddc/lexer/Tokenizer.d b/src/ddc/lexer/tokenizer.d
similarity index 99%
rename from src/ddc/lexer/Tokenizer.d
rename to src/ddc/lexer/tokenizer.d
index 6b76cc1..2768b7c 100644
--- a/src/ddc/lexer/Tokenizer.d
+++ b/src/ddc/lexer/tokenizer.d
@@ -1,4 +1,4 @@
-module ddc.lexer.Tokenizer;
+module ddc.lexer.tokenizer;
 
 import ddc.lexer.textsource;
 import ddc.lexer.exceptions;