diff --git a/grc/flow_control/gsm_burst_sdcch_subslot_filter.block.yml b/grc/flow_control/gsm_burst_sdcch_subslot_filter.block.yml
new file mode 100644
index 0000000..66039f6
--- /dev/null
+++ b/grc/flow_control/gsm_burst_sdcch_subslot_filter.block.yml
@@ -0,0 +1,34 @@
+# auto-generated by grc.converter
+
+id: gsm_burst_sdcch_subslot_filter
+label: Burst SDCCH Subslot Filter
+
+parameters:
+-   id: mode
+    label: Mode
+    dtype: enum
+    options: [grgsm.SS_FILTER_SDCCH8, grgsm.SS_FILTER_SDCCH4]
+    option_labels: [SDCCH/8, SDCCH/4]
+-   id: subslot
+    label: Subslot
+    dtype: int
+    default: '0'
+    hide: none
+
+inputs:
+-   domain: message
+    id: in
+
+outputs:
+-   domain: message
+    id: out
+    optional: true
+
+templates:
+    imports: import grgsm
+    make: grgsm.burst_sdcch_subslot_filter(${mode}, ${subslot})
+
+documentation: |-
+    This block forwards only bursts in the subslot given by the parameter
+
+file_format: 1