diff --git a/src/SSLSocket.m b/src/SSLSocket.m
index 85ad610..4425fbe 100644
--- a/src/SSLSocket.m
+++ b/src/SSLSocket.m
@@ -355,20 +355,24 @@ locking_callback(int mode, int n, const char *file, int line)
 - (void)lowlevelWriteBuffer: (const void *)buffer
 		     length: (size_t)length
 {
-	if (length > INT_MAX)
-		@throw [OFOutOfRangeException exception];
+	int bytesWritten;
 
 	if (_socket == INVALID_SOCKET)
 		@throw [OFNotOpenException exceptionWithObject: self];
 
-	if (_atEndOfStream)
-		@throw [OFWriteFailedException exceptionWithObject: self
-						   requestedLength: length
-							     errNo: ENOTCONN];
+	if (length > INT_MAX)
+		@throw [OFOutOfRangeException exception];
 
-	if (SSL_write(_SSL, buffer, (int)length) < length)
+	if ((bytesWritten = SSL_write(_SSL, buffer, (int)length)) < 0)
 		@throw [OFWriteFailedException exceptionWithObject: self
 						   requestedLength: length
+						      bytesWritten: 0
+							     errNo: 0];
+
+	if ((size_t)bytesWritten != length)
+		@throw [OFWriteFailedException exceptionWithObject: self
+						   requestedLength: length
+						      bytesWritten: bytesWritten
 							     errNo: 0];
 }