diff --git a/.github/dependabot.yml b/.github/dependabot.yml
index 1c50a92f799..9ff04a266de 100644
--- a/.github/dependabot.yml
+++ b/.github/dependabot.yml
@@ -5,35 +5,86 @@
 
 version: 2
 updates:
-  - package-ecosystem: "gomod" # See documentation for possible values
-    directory: "/" # Location of package manifests
+  - package-ecosystem: "github-actions"
+    # Workflow files stored in the
+    # default location of `.github/workflows`
+    directory: "/"
     schedule:
-      interval: "daily"
-  - package-ecosystem: "gomod" # See documentation for possible values
-    directory: "/tools" # Location of package manifests
+      interval: "weekly"
+      day: "sunday"
+  - package-ecosystem: "gomod"
+    directory: "/"
     schedule:
-      interval: "daily"
-  - package-ecosystem: "gomod" # See documentation for possible values
-    directory: "/bridge/opentracing" # Location of package manifests
+      interval: "weekly"
+      day: "sunday"
+  - package-ecosystem: "gomod"
+    directory: "/bridge/opentracing"
     schedule:
-      interval: "daily"
-  - package-ecosystem: "gomod" # See documentation for possible values
-    directory: "/exporters/otlp" # Location of package manifests
+      interval: "weekly"
+      day: "sunday"
+  - package-ecosystem: "gomod"
+    directory: "/example/basic"
     schedule:
-      interval: "daily"
-  - package-ecosystem: "gomod" # See documentation for possible values
-    directory: "/exporters/stdout" # Location of package manifests
+      interval: "weekly"
+      day: "sunday"
+  - package-ecosystem: "gomod"
+    directory: "/example/jaeger"
     schedule:
-      interval: "daily"
-  - package-ecosystem: "gomod" # See documentation for possible values
-    directory: "/exporters/metric/prometheus" # Location of package manifests
+      interval: "weekly"
+      day: "sunday"
+  - package-ecosystem: "gomod"
+    directory: "/example/namedtracer"
     schedule:
-      interval: "daily"
-  - package-ecosystem: "gomod" # See documentation for possible values
-    directory: "/exporters/trace/zipkin" # Location of package manifests
+      interval: "weekly"
+      day: "sunday"
+  - package-ecosystem: "gomod"
+    directory: "/example/otel-collector"
     schedule:
-      interval: "daily"
-  - package-ecosystem: "gomod" # See documentation for possible values
-    directory: "/exporters/trace/jaeger" # Location of package manifests
+      interval: "weekly"
+      day: "sunday"
+  - package-ecosystem: "gomod"
+    directory: "/example/prometheus"
     schedule:
-      interval: "daily"
+      interval: "weekly"
+      day: "sunday"
+  - package-ecosystem: "gomod"
+    directory: "/example/zipkin"
+    schedule:
+      interval: "weekly"
+      day: "sunday"
+  - package-ecosystem: "gomod"
+    directory: "/exporters/metric/prometheus"
+    schedule:
+      interval: "weekly"
+      day: "sunday"
+  - package-ecosystem: "gomod"
+    directory: "/exporters/otlp"
+    schedule:
+      interval: "weekly"
+      day: "sunday"
+  - package-ecosystem: "gomod"
+    directory: "/exporters/stdout"
+    schedule:
+      interval: "weekly"
+      day: "sunday"
+  - package-ecosystem: "gomod"
+    directory: "/exporters/trace/jaeger"
+    schedule:
+      interval: "weekly"
+      day: "sunday"
+  - package-ecosystem: "gomod"
+    directory: "/exporters/trace/zipkin"
+    schedule:
+      interval: "weekly"
+      day: "sunday"
+  - package-ecosystem: "gomod"
+    directory: "/sdk"
+    schedule:
+      interval: "weekly"
+      day: "sunday"
+  - package-ecosystem: "gomod"
+    directory: "/tools"
+    schedule:
+      interval: "weekly"
+      day: "sunday"
+
diff --git a/Makefile b/Makefile
index 9156960caba..8e9c4265c5c 100644
--- a/Makefile
+++ b/Makefile
@@ -57,7 +57,7 @@ $(TOOLS_DIR)/gojq: $(TOOLS_MOD_DIR)/go.mod $(TOOLS_MOD_DIR)/go.sum $(TOOLS_MOD_D
 	cd $(TOOLS_MOD_DIR) && \
 	go build -o $(TOOLS_DIR)/gojq github.com/itchyny/gojq/cmd/gojq
 
-precommit: generate build lint examples test
+precommit: dependabot-check license-check generate build lint examples test
 
 .PHONY: test-with-coverage
 test-with-coverage:
@@ -74,7 +74,7 @@ test-with-coverage:
 
 
 .PHONY: ci
-ci: precommit check-clean-work-tree license-check test-with-coverage test-386
+ci: precommit check-clean-work-tree test-with-coverage test-386
 
 .PHONY: check-clean-work-tree
 check-clean-work-tree:
@@ -155,3 +155,16 @@ license-check:
 	           echo "license header checking failed:"; echo "$${licRes}"; \
 	           exit 1; \
 	   fi
+
+.PHONY: dependabot-check
+dependabot-check:
+	@result=$$( \
+		for f in $$( find -type f -name go.mod -exec dirname {} \; | sed 's/^.\/\?/\//' ); \
+			do grep -q "$$f" .github/dependabot.yml \
+			|| echo "$$f"; \
+		done; \
+	); \
+	if [ -n "$$result" ]; then \
+		echo "missing go.mod dependabot check:"; echo "$$result"; \
+		exit 1; \
+	fi