diff --git a/ui/build/dumpvars.go b/ui/build/dumpvars.go
index eba86a0..e77df44 100644
--- a/ui/build/dumpvars.go
+++ b/ui/build/dumpvars.go
@@ -235,6 +235,11 @@
 		"BUILD_BROKEN_SRC_DIR_IS_WRITABLE",
 		"BUILD_BROKEN_SRC_DIR_RW_ALLOWLIST",
 
+		// Whether missing outputs should be treated as warnings
+		// instead of errors.
+		// `true` will relegate missing outputs to warnings.
+		"BUILD_BROKEN_MISSING_OUTPUTS",
+
 		// Not used, but useful to be in the soong.log
 		"TARGET_BUILD_TYPE",
 		"HOST_ARCH",
@@ -301,4 +306,5 @@
 	config.SetBuildBrokenUsesNetwork(makeVars["BUILD_BROKEN_USES_NETWORK"] == "true")
 	config.SetBuildBrokenNinjaUsesEnvVars(strings.Fields(makeVars["BUILD_BROKEN_NINJA_USES_ENV_VARS"]))
 	config.SetSourceRootDirs(strings.Fields(makeVars["PRODUCT_SOURCE_ROOT_DIRS"]))
+	config.SetBuildBrokenMissingOutputs(makeVars["BUILD_BROKEN_MISSING_OUTPUTS"] == "true")
 }