diff --git a/.github/workflows/go.yml b/.github/workflows/go.yml
index c88f09c954..62259069c7 100644
--- a/.github/workflows/go.yml
+++ b/.github/workflows/go.yml
@@ -89,6 +89,11 @@ jobs:
         # Use blst tag to allow go and bazel builds for blst.
         run: go build -v ./...
 
+        # fuzz and blst_disabled leverage go tag based stubs at compile time.
+        # Building with these tags should be checked and enforced at pre-submit.
+      - name: Build for fuzzing
+        run: go build -tags=fuzz,blst_disabled ./... 
+
 # Tests run via Bazel for now...
 #      - name: Test
 #        run: go test -v ./...
diff --git a/crypto/bls/blst/stub.go b/crypto/bls/blst/stub.go
index 818f1fbb41..4c56584769 100644
--- a/crypto/bls/blst/stub.go
+++ b/crypto/bls/blst/stub.go
@@ -104,6 +104,11 @@ func SignatureFromBytes(_ []byte) (Signature, error) {
 	panic(err)
 }
 
+// MultipleSignaturesFromBytes -- stub
+func MultipleSignaturesFromBytes(multiSigs [][]byte) ([]common.Signature, error) {
+	panic(err)
+}
+
 // AggregatePublicKeys -- stub
 func AggregatePublicKeys(_ [][]byte) (PublicKey, error) {
 	panic(err)