diff --git a/Makefile b/Makefile
index 9fe44fecf..96870aec0 100644
--- a/Makefile
+++ b/Makefile
@@ -46,6 +46,7 @@ test-sigmac:
 	! $(COVERAGE) run -a --include=$(COVSCOPE) tools/sigmac -rvdI -t splunk rules/ > /dev/null
 	$(COVERAGE) run -a --include=$(COVSCOPE) tools/sigmac -rvdI -t splunk -c tools/config/splunk-windows-index.yml rules/ > /dev/null
 	$(COVERAGE) run -a --include=$(COVSCOPE) tools/sigmac -rvdI -t splunkxml -c tools/config/splunk-windows.yml rules/ > /dev/null
+	$(COVERAGE) run -a --include=$(COVSCOPE) tools/sigmac -rvdI -t splunkdm -c tools/config/splunk-windows.yml rules/ > /dev/null
 	$(COVERAGE) run -a --include=$(COVSCOPE) tools/sigmac -rvdI -t logpoint -c tools/config/logpoint-windows.yml rules/ > /dev/null
 	$(COVERAGE) run -a --include=$(COVSCOPE) tools/sigmac -rvdI -t mdatp rules/ > /dev/null
 	$(COVERAGE) run -a --include=$(COVSCOPE) tools/sigmac -rvdI -t ala rules/ > /dev/null
diff --git a/tools/config/splunk-windows-index.yml b/tools/config/splunk-windows-index.yml
index cf1959abf..2e08bb875 100644
--- a/tools/config/splunk-windows-index.yml
+++ b/tools/config/splunk-windows-index.yml
@@ -3,6 +3,7 @@ order: 20
 backends:
   - splunk
   - splunkxml
+  - splunkdm
 logsources:
   windows:
     product: windows