diff --git a/test/patest_suggested_vs_streaminfo_latency.py b/test/patest_suggested_vs_streaminfo_latency.py
index ad9591a..0d1f8e1 100644
--- a/test/patest_suggested_vs_streaminfo_latency.py
+++ b/test/patest_suggested_vs_streaminfo_latency.py
@@ -81,6 +81,11 @@ for i in range (1,20):
 compositeTestFramesPerBufferValues.append( 441 )
 compositeTestFramesPerBufferValues.append( 882 )
 
+# large primes
+#compositeTestFramesPerBufferValues.append( 39209 )
+#compositeTestFramesPerBufferValues.append( 37537 )
+#compositeTestFramesPerBufferValues.append( 26437 )
+
 individualPlotFramesPerBufferValues = [0,64,128,256,512] #output separate plots for these
 
 isFirst = True