diff --git a/library/win32/win32-errors.factor b/library/win32/win32-errors.factor
index 235b1415b9..a1bbe15e50 100644
--- a/library/win32/win32-errors.factor
+++ b/library/win32/win32-errors.factor
@@ -26,7 +26,6 @@
 ! ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 IN: win32-api
-USE: buffer
 USE: errors
 USE: kernel
 USE: io-internals
diff --git a/library/win32/win32-stream.factor b/library/win32/win32-stream.factor
index c36dd151e4..6b01bc52ba 100644
--- a/library/win32/win32-stream.factor
+++ b/library/win32/win32-stream.factor
@@ -24,7 +24,7 @@
 ! ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 IN: win32-stream
-USING: alien continuations generic io-internals kernel
+USING: alien generic io-internals kernel
 kernel-internals lists math namespaces prettyprint sequences
 io strings threads win32-api win32-io-internals ;