diff --git a/.gitignore b/.gitignore
index b12d7a0..416b758 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,2 +1,9 @@
-/*.suo
-/obj
+*.bak
+.vs
+debug
+bin
+*.v12
+*.v13
+obj
+release
+Prepare
\ No newline at end of file
diff --git a/ThoughtWorks.QRCode.dll b/ThoughtWorks.QRCode.dll
deleted file mode 100644
index 6190999..0000000
Binary files a/ThoughtWorks.QRCode.dll and /dev/null differ
diff --git a/ThoughtWorks.QRCode.pdb b/ThoughtWorks.QRCode.pdb
deleted file mode 100644
index c308b1c..0000000
Binary files a/ThoughtWorks.QRCode.pdb and /dev/null differ