diff --git a/gstlal-ugly/python/idq_multirate_datasource.py b/gstlal-ugly/python/idq_multirate_datasource.py
index 36ddc6d27228b7d9c31f1ad70c712b0db0f64066..403583f3a701678f5a83f18978841474bd30b277 100644
--- a/gstlal-ugly/python/idq_multirate_datasource.py
+++ b/gstlal-ugly/python/idq_multirate_datasource.py
@@ -137,11 +137,11 @@ def mkwhitened_multirate_src(pipeline, src, rates, native_rate, instrument, psd
 
 	# high pass filter
 	# FIXME: don't hardcode native rate cutoff for high-pass filtering
-	if native_rate >= 128:
-		kernel = reference_psd.one_second_highpass_kernel(max_rate, cutoff = 12)
-		block_stride = block_duration * max_rate // Gst.SECOND
-		assert len(kernel) % 2 == 1, "high-pass filter length is not odd"
-		head = pipeparts.mkfirbank(pipeline, head, fir_matrix = numpy.array(kernel, ndmin = 2), block_stride = block_stride, time_domain = False, latency = (len(kernel) - 1) // 2)
+	#if native_rate >= 128:
+	#	kernel = reference_psd.one_second_highpass_kernel(max_rate, cutoff = 12)
+	#	block_stride = block_duration * max_rate // Gst.SECOND
+	#	assert len(kernel) % 2 == 1, "high-pass filter length is not odd"
+	#	head = pipeparts.mkfirbank(pipeline, head, fir_matrix = numpy.array(kernel, ndmin = 2), block_stride = block_stride, time_domain = False, latency = (len(kernel) - 1) // 2)
 
 	#	
 	# add a reblock element.  the whitener's gap support isn't 100% yet