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-rw-r--r--grc/blocks/block_tree.xml2
1 files changed, 2 insertions, 0 deletions
diff --git a/grc/blocks/block_tree.xml b/grc/blocks/block_tree.xml
index 2cedb45a2..5b45466f5 100644
--- a/grc/blocks/block_tree.xml
+++ b/grc/blocks/block_tree.xml
@@ -176,6 +176,8 @@
<!-- Filter banks -->
<block>blks2_synthesis_filterbank</block>
<block>blks2_analysis_filterbank</block>
+ <!-- Polyphase filers -->
+ <block>blks2_pfb_arb_resampler_ccf</block>
<!-- Other filters -->
<block>gr_single_pole_iir_filter_xx</block>
<block>gr_hilbert_fc</block>