diff --git a/flyteplugins/go/tasks/plugins/k8s/spark/spark.go b/flyteplugins/go/tasks/plugins/k8s/spark/spark.go
index b95a689811..4dd2cff4c2 100755
--- a/flyteplugins/go/tasks/plugins/k8s/spark/spark.go
+++ b/flyteplugins/go/tasks/plugins/k8s/spark/spark.go
@@ -217,24 +217,27 @@ func (sparkResourceHandler) BuildResource(ctx context.Context, taskCtx pluginsCo
 func addConfig(sparkConfig map[string]string, key string, value string) {
 
 	if strings.ToLower(strings.TrimSpace(value)) != "true" {
+		sparkConfig[key] = value
 		return
 	}
 
 	matches := featureRegex.FindAllStringSubmatch(key, -1)
 	if len(matches) == 0 || len(matches[0]) == 0 {
+		sparkConfig[key] = value
 		return
 	}
 	featureName := matches[0][len(matches[0])-1]
+
 	// Use the first matching feature in-case of duplicates.
 	for _, feature := range GetSparkConfig().Features {
 		if feature.Name == featureName {
 			for k, v := range feature.SparkConfig {
 				sparkConfig[k] = v
 			}
-			break
+			return
 		}
-
 	}
+	sparkConfig[key] = value
 }
 
 // Convert SparkJob ApplicationType to Operator CRD ApplicationType
diff --git a/flyteplugins/go/tasks/plugins/k8s/spark/spark_test.go b/flyteplugins/go/tasks/plugins/k8s/spark/spark_test.go
index fc3586c11b..1cebcc6cab 100755
--- a/flyteplugins/go/tasks/plugins/k8s/spark/spark_test.go
+++ b/flyteplugins/go/tasks/plugins/k8s/spark/spark_test.go
@@ -45,6 +45,7 @@ var (
 		"spark.executor.memory":        "500M",
 		"spark.flyte.feature1.enabled": "true",
 		"spark.lyft.feature2.enabled":  "true",
+		"spark.lyft.feature3.enabled":  "true",
 	}
 
 	dummyEnvVars = []*core.KeyValuePair{
@@ -391,7 +392,7 @@ func TestBuildResourceSpark(t *testing.T) {
 	for confKey, confVal := range dummySparkConf {
 		exists := false
 
-		if featureRegex.MatchString(confKey) {
+		if featureRegex.MatchString(confKey) && confKey != "spark.lyft.feature3.enabled" {
 			match := featureRegex.FindAllStringSubmatch(confKey, -1)
 			feature := match[0][len(match[0])-1]
 			assert.True(t, feature == "feature1" || feature == "feature2")
@@ -417,6 +418,7 @@ func TestBuildResourceSpark(t *testing.T) {
 	assert.Equal(t, dummySparkConf["spark.driver.cores"], sparkApp.Spec.SparkConf["spark.kubernetes.driver.limit.cores"])
 	assert.Equal(t, dummySparkConf["spark.executor.cores"], sparkApp.Spec.SparkConf["spark.kubernetes.executor.limit.cores"])
 	assert.Greater(t, len(sparkApp.Spec.SparkConf["spark.kubernetes.driverEnv.FLYTE_START_TIME"]), 1)
+	assert.Equal(t, dummySparkConf["spark.lyft.feature3.enabled"], sparkApp.Spec.SparkConf["spark.lyft.feature3.enabled"])
 
 	assert.Equal(t, len(sparkApp.Spec.Driver.EnvVars["FLYTE_MAX_ATTEMPTS"]), 1)