diff --git a/cc/cc.go b/cc/cc.go
index 53ec89939..1100bac6e 100644
--- a/cc/cc.go
+++ b/cc/cc.go
@@ -65,7 +65,7 @@ func init() {
 		ctx.TopDown("tsan_deps", sanitizerDepsMutator(tsan))
 		ctx.BottomUp("tsan", sanitizerMutator(tsan)).Parallel()
 
-		ctx.TopDown("sanitize_runtime_deps", sanitizerRuntimeDepsMutator)
+		ctx.TopDown("sanitize_runtime_deps", sanitizerRuntimeDepsMutator).Parallel()
 		ctx.BottomUp("sanitize_runtime", sanitizerRuntimeMutator).Parallel()
 
 		ctx.BottomUp("coverage", coverageMutator).Parallel()
diff --git a/cc/sanitize.go b/cc/sanitize.go
index 0af06592f..3756512b4 100644
--- a/cc/sanitize.go
+++ b/cc/sanitize.go
@@ -701,8 +701,8 @@ func sanitizerRuntimeDepsMutator(mctx android.TopDownMutatorContext) {
 			if !isSanitizableDependencyTag(mctx.OtherModuleDependencyTag(child)) {
 				return false
 			}
-			if d, ok := child.(*Module); ok && d.static() && d.sanitize != nil {
 
+			if d, ok := child.(*Module); ok && d.static() && d.sanitize != nil {
 				if enableMinimalRuntime(d.sanitize) {
 					// If a static dependency is built with the minimal runtime,
 					// make sure we include the ubsan minimal runtime.
@@ -713,8 +713,17 @@ func sanitizerRuntimeDepsMutator(mctx android.TopDownMutatorContext) {
 					// make sure we include the ubsan runtime.
 					c.sanitize.Properties.UbsanRuntimeDep = true
 				}
+
+				if c.sanitize.Properties.MinimalRuntimeDep &&
+					c.sanitize.Properties.UbsanRuntimeDep {
+					// both flags that this mutator might set are true, so don't bother recursing
+					return false
+				}
+
+				return true
+			} else {
+				return false
 			}
-			return true
 		})
 	}
 }