diff --git a/grc/flow_control/CMakeLists.txt b/grc/flow_control/CMakeLists.txt
index 37fa830..6531501 100644
--- a/grc/flow_control/CMakeLists.txt
+++ b/grc/flow_control/CMakeLists.txt
@@ -19,5 +19,6 @@
 
 install(FILES
     gsm_burst_timeslot_splitter.xml
-    gsm_burst_fnr_filter.xml DESTINATION share/gnuradio/grc/blocks
+    gsm_burst_fnr_filter.xml 
+    gsm_dummy_burst_filter.xml DESTINATION share/gnuradio/grc/blocks
 )
diff --git a/grc/flow_control/gsm_dummy_burst_filter.xml b/grc/flow_control/gsm_dummy_burst_filter.xml
new file mode 100644
index 0000000..046abbf
--- /dev/null
+++ b/grc/flow_control/gsm_dummy_burst_filter.xml
@@ -0,0 +1,24 @@
+<?xml version="1.0"?>
+<block>
+  <name>Dummy burst filter</name>
+  <key>gsm_dummy_burst_filter</key>
+  <import>import grgsm</import>
+  <make>grgsm.dummy_burst_filter()</make>
+
+  <sink>
+    <name>in</name>
+    <type>message</type>
+  </sink>
+
+  <source>
+    <name>out</name>
+    <type>message</type>
+    <optional>1</optional>
+  </source>
+
+  <doc>
+This block filters dummy bursts. 
+
+For more information on dummy bursts, see GSM 05.02.
+  </doc>
+</block>