diff --git a/Example/Example.pidb b/Example/Example.pidb
deleted file mode 100644
index d140d970..00000000
Binary files a/Example/Example.pidb and /dev/null differ
diff --git a/Example1/Example1.pidb b/Example1/Example1.pidb
deleted file mode 100644
index 3856493a..00000000
Binary files a/Example1/Example1.pidb and /dev/null differ
diff --git a/Example2/Example2.pidb b/Example2/Example2.pidb
deleted file mode 100644
index e5a67cb5..00000000
Binary files a/Example2/Example2.pidb and /dev/null differ
diff --git a/Example3/Example3.pidb b/Example3/Example3.pidb
deleted file mode 100644
index e9ab2bd4..00000000
Binary files a/Example3/Example3.pidb and /dev/null differ
diff --git a/websocket-sharp/websocket-sharp.pidb b/websocket-sharp/websocket-sharp.pidb
deleted file mode 100644
index 612349ee..00000000
Binary files a/websocket-sharp/websocket-sharp.pidb and /dev/null differ