diff --git a/processor-ffmpeg.js b/processor-ffmpeg.js
index 2aebdce..bf8b8df 100644
--- a/processor-ffmpeg.js
+++ b/processor-ffmpeg.js
@@ -41,7 +41,7 @@ FFMPEGProcessor.prototype.run = function()
 	var command = new FfmpegCommand();
 	command
 		.input(this.cam.options.input)
-		.inputOptions(['-t ' + ceil(this.cam.options.time / 1000),
+		.inputOptions(['-t ' + Math.ceil(this.cam.options.time / 1000),
 		               '-rtsp_transport tcp']);
 
 	if (typeof(this.cam.options.inputFormat) !== 'undefined')
diff --git a/processor-http-ffmpeg.js b/processor-http-ffmpeg.js
index f940e0c..ffeec0c 100644
--- a/processor-http-ffmpeg.js
+++ b/processor-http-ffmpeg.js
@@ -26,7 +26,7 @@ HTTPFFMPEGProcessor.prototype.run = function()
 		camId: this.camId
 	});
 
-	this.tempFilename = filename + '.recording';
+	this.tempFilename = this.filename + '.recording';
 
 
 	var command = new FfmpegCommand();