diff --git a/harmony/src/modules/application/features/argo_types.rs b/harmony/src/modules/application/features/argo_types.rs
index 2c7a077..d51231c 100644
--- a/harmony/src/modules/application/features/argo_types.rs
+++ b/harmony/src/modules/application/features/argo_types.rs
@@ -3,6 +3,7 @@ use std::{backtrace, collections::HashMap};
 use k8s_openapi::{Metadata, NamespaceResourceScope, Resource};
 use log::debug;
 use serde::Serialize;
+use serde_json::map::ValuesMut;
 use serde_yaml::{Mapping, Value};
 use url::Url;
 
@@ -210,17 +211,31 @@ spec:
 "#
         );
 
-        yaml_str.push_str(
-            &serde_yaml::to_string(&source.clone())
-                .expect("couldn't serialize source to yaml string"),
-        );
-        yaml_str.push_str(
-            &serde_yaml::to_string(&self.sync_policy)
-                .expect("couldn't serialize sync policy to yaml string"),
-        );
-        yaml_str.push_str(
-            &serde_yaml::to_string(&self.revision_history_limit)
-                .expect("couldn't serialize revision history to yaml string"),
+        let mut yaml_value: Value =
+            serde_yaml::from_str(yaml_str.as_str()).expect("couldn't parse string to YAML");
+
+        let mut spec = yaml_value
+            .get_mut("spec")
+            .expect("couldn't get spec from yaml")
+            .as_mapping_mut()
+            .expect("couldn't unwrap spec as mutable mapping");
+
+        let source =
+            serde_yaml::to_value(&self.source).expect("couldn't serialize source to value");
+        let sync_policy = serde_yaml::to_value(&self.sync_policy)
+            .expect("couldn't serialize sync_policy to value");
+        let revision_history_limit = serde_yaml::to_value(&self.revision_history_limit)
+            .expect("couldn't serialize revision_history_limit to value");
+
+        spec.entry(source.clone()).or_insert(source);
+        spec.entry(sync_policy.clone()).or_insert(sync_policy);
+        spec.entry(revision_history_limit.clone())
+            .or_insert(revision_history_limit);
+
+        debug!("spec: {}", serde_yaml::to_string(spec).unwrap());
+        debug!(
+            "entire yaml_value: {}",
+            serde_yaml::to_string(&yaml_value).unwrap()
         );
 
         debug!("yaml serialize of :\n{yaml_str}");