diff --git a/test/integration/test-cases/chart-needs.sh b/test/integration/test-cases/chart-needs.sh
index 2ce8e63d..28c921d1 100644
--- a/test/integration/test-cases/chart-needs.sh
+++ b/test/integration/test-cases/chart-needs.sh
@@ -34,7 +34,8 @@ done
 
 for i in $(seq 10); do
     info "Comparing diff/chart-needs #$i"
-    ${helmfile} -f ${chart_need_case_input_dir}/${config_file} diff --include-needs | grep -Ev "Comparing release=azuredisk-csi-storageclass, chart=/tmp/.*/azuredisk-csi-storageclass" > ${chart_needs_diff_reverse} || fail "\"helmfile diff\" shouldn't fail"
+    ${helmfile} -f ${chart_need_case_input_dir}/${config_file} diff --include-needs | grep -Ev "Comparing release=azuredisk-csi-storageclass, chart=/tmp/.*/azuredisk-csi-storageclass" > ${chart_needs_diff_reverse}.tmp || fail "\"helmfile diff\" shouldn't fail"
+    cat ${chart_needs_diff_reverse}.tmp | sed -E '/\*{20}/,/\*{20}/d' > ${chart_needs_diff_reverse}
     diff -u ${diff_out_file} ${chart_needs_diff_reverse} || fail "\"helmfile diff\" should be consistent"
     echo code=$?
 done
diff --git a/test/integration/test-cases/chart-needs/output/diff b/test/integration/test-cases/chart-needs/output/diff
index eee980cf..18000beb 100644
--- a/test/integration/test-cases/chart-needs/output/diff
+++ b/test/integration/test-cases/chart-needs/output/diff
@@ -1,8 +1,3 @@
-********************
-
-	Release was not present in Helm.  Diff will show entire contents as new.
-
-********************
 helmfile-tests, managed-csi, StorageClass (storage.k8s.io) has been added:
 - 
 + # Source: azuredisk-csi-storageclass/templates/azuredisk-csi-storageclass.yaml
@@ -20,11 +15,6 @@ helmfile-tests, managed-csi, StorageClass (storage.k8s.io) has been added:
 + allowVolumeExpansion: true
 
 Comparing release=azuredisk-csi-driver, chart=azuredisk-csi-driver/azuredisk-csi-driver, namespace=helmfile-tests
-********************
-
-	Release was not present in Helm.  Diff will show entire contents as new.
-
-********************
 helmfile-tests, azuredisk-csi-attacher-binding, ClusterRoleBinding (rbac.authorization.k8s.io) has been added:
 - 
 + # Source: azuredisk-csi-driver/templates/rbac-csi-azuredisk-controller.yaml
diff --git a/test/integration/test-cases/chart-needs/output/diff-live b/test/integration/test-cases/chart-needs/output/diff-live
index 17a91c52..e954a28a 100644
--- a/test/integration/test-cases/chart-needs/output/diff-live
+++ b/test/integration/test-cases/chart-needs/output/diff-live
@@ -1,14 +1,4 @@
 "azuredisk-csi-driver" has been added to your repositories
-********************
-
-	Release was not present in Helm.  Diff will show entire contents as new.
-
-********************
-********************
-
-	Release was not present in Helm.  Diff will show entire contents as new.
-
-********************
 helmfile-tests, managed-csi, StorageClass (storage.k8s.io) has been added:
 - 
 + # Source: azuredisk-csi-storageclass/templates/azuredisk-csi-storageclass.yaml
diff --git a/test/integration/test-cases/chartify-with-non-chart-dir.sh b/test/integration/test-cases/chartify-with-non-chart-dir.sh
index 3f5935da..0e43fe2a 100644
--- a/test/integration/test-cases/chartify-with-non-chart-dir.sh
+++ b/test/integration/test-cases/chartify-with-non-chart-dir.sh
@@ -13,16 +13,12 @@ if [[ $EXTRA_HELMFILE_FLAGS == *--enable-live-output* ]]; then
     diff_out_file=${chartify_with_non_chart_dirt_output_dir}/diff-result-live
 fi
 
-
-if [[ $(semver compare $HELM_DIFF_VERSION "3.11.0") == "1" ]]; then
-    diff_out_file=${diff_out_file}-after-helm-diff-3.11.0
-fi
-
 test_start "$case_title"
 info "Comparing ${case_title} diff for output ${chartify_with_non_chart_dirt_reverse} with ${diff_out_file}"
 for i in $(seq 10); do
     info "Comparing chartify-with-non-chart-dir diff log #$i"
-    ${helmfile} -f ${chartify_with_non_chart_dirt_input_dir}/helmfiles/helmfile.yaml diff | grep -v "^Comparing release" > ${chartify_with_non_chart_dirt_reverse} || fail "\"helmfile diff\" shouldn't fail"
+    ${helmfile} -f ${chartify_with_non_chart_dirt_input_dir}/helmfiles/helmfile.yaml diff | grep -v "^Comparing release" > ${chartify_with_non_chart_dirt_reverse}.tmp || fail "\"helmfile diff\" shouldn't fail"
+    cat ${chartify_with_non_chart_dirt_reverse}.tmp | sed -E '/\*{20}/,/\*{20}/d' > ${chartify_with_non_chart_dirt_reverse}
     diff -u ${diff_out_file} ${chartify_with_non_chart_dirt_reverse} || fail "\"helmfile diff\" should be consistent"
     echo code=$?
 done
diff --git a/test/integration/test-cases/chartify-with-non-chart-dir/output/diff-result b/test/integration/test-cases/chartify-with-non-chart-dir/output/diff-result
index 1830d9fa..f3244520 100644
--- a/test/integration/test-cases/chartify-with-non-chart-dir/output/diff-result
+++ b/test/integration/test-cases/chartify-with-non-chart-dir/output/diff-result
@@ -1,8 +1,3 @@
-********************
-
-	Release was not present in Helm.  Diff will show entire contents as new.
-
-********************
 helmfile-tests, configmap, ConfigMap (v1) has been added:
 - 
 + # Source: manifests/templates/configmap.yaml
diff --git a/test/integration/test-cases/chartify-with-non-chart-dir/output/diff-result-after-helm-diff-3.11.0 b/test/integration/test-cases/chartify-with-non-chart-dir/output/diff-result-after-helm-diff-3.11.0
deleted file mode 100644
index f3244520..00000000
--- a/test/integration/test-cases/chartify-with-non-chart-dir/output/diff-result-after-helm-diff-3.11.0
+++ /dev/null
@@ -1,13 +0,0 @@
-helmfile-tests, configmap, ConfigMap (v1) has been added:
-- 
-+ # Source: manifests/templates/configmap.yaml
-+ # Source: manifests/templates/configmap.yaml
-+ apiVersion: v1
-+ kind: ConfigMap
-+ metadata:
-+   name: configmap
-+   namespace: helmfile-tests
-+ data:
-+   foo: "bar"
-+   bar: "baz"
-
diff --git a/test/integration/test-cases/chartify-with-non-chart-dir/output/diff-result-live b/test/integration/test-cases/chartify-with-non-chart-dir/output/diff-result-live
index 36739a12..70f24f55 100644
--- a/test/integration/test-cases/chartify-with-non-chart-dir/output/diff-result-live
+++ b/test/integration/test-cases/chartify-with-non-chart-dir/output/diff-result-live
@@ -1,8 +1,3 @@
-********************
-
-	Release was not present in Helm.  Diff will show entire contents as new.
-
-********************
 helmfile-tests, configmap, ConfigMap (v1) has been added:
 - 
 + # Source: manifests/templates/configmap.yaml
diff --git a/test/integration/test-cases/chartify-with-non-chart-dir/output/diff-result-live-after-helm-diff-3.11.0 b/test/integration/test-cases/chartify-with-non-chart-dir/output/diff-result-live-after-helm-diff-3.11.0
deleted file mode 100644
index 70f24f55..00000000
--- a/test/integration/test-cases/chartify-with-non-chart-dir/output/diff-result-live-after-helm-diff-3.11.0
+++ /dev/null
@@ -1,12 +0,0 @@
-helmfile-tests, configmap, ConfigMap (v1) has been added:
-- 
-+ # Source: manifests/templates/configmap.yaml
-+ # Source: manifests/templates/configmap.yaml
-+ apiVersion: v1
-+ kind: ConfigMap
-+ metadata:
-+   name: configmap
-+   namespace: helmfile-tests
-+ data:
-+   foo: "bar"
-+   bar: "baz"
diff --git a/test/integration/test-cases/diff-args.sh b/test/integration/test-cases/diff-args.sh
index a0189898..88b1d75e 100644
--- a/test/integration/test-cases/diff-args.sh
+++ b/test/integration/test-cases/diff-args.sh
@@ -22,7 +22,8 @@ info "Comparing ${case_title} diff for output ${diff_args_reverse} with ${diff_o
 info "Comparing ${case_title} diff for output ${diff_args_reverse_stderr} with ${diff_out_stderr_file}"
 for i in $(seq 10); do
     info "Comparing diff-args diff log #$i"
-    ${helmfile} -f ${diff_args_input_dir}/helmfile.yaml diff 1> ${diff_args_reverse} 2> ${diff_args_reverse_stderr} || fail "\"helmfile diff\" shouldn't fail"
+    ${helmfile} -f ${diff_args_input_dir}/helmfile.yaml diff 1> ${diff_args_reverse}.tmp 2> ${diff_args_reverse_stderr} || fail "\"helmfile diff\" shouldn't fail"
+    cat ${diff_args_reverse}.tmp | sed -E '/\*{20}/,/\*{20}/d' > ${diff_args_reverse}
     diff -u ${diff_out_file} ${diff_args_reverse} || fail "\"helmfile diff\" should be consistent"
     diff -u ${diff_out_stderr_file} ${diff_args_reverse_stderr} || fail "\"helmfile diff\" should be consistent (stderr)"
     echo code=$?
diff --git a/test/integration/test-cases/diff-args/output/diff b/test/integration/test-cases/diff-args/output/diff
index ad082025..e326cb93 100644
--- a/test/integration/test-cases/diff-args/output/diff
+++ b/test/integration/test-cases/diff-args/output/diff
@@ -1,9 +1,4 @@
 Comparing release=installed, chart=../../../charts/httpbin, namespace=helmfile-tests
-********************
-
-	Release was not present in Helm.  Diff will show entire contents as new.
-
-********************
 helmfile-tests, installed-httpbin, Deployment (apps) has been added:
 - 
 + apiVersion: apps/v1
diff --git a/test/integration/test-cases/diff-args/output/diff-live b/test/integration/test-cases/diff-args/output/diff-live
index 9e029b1a..eaf2d4ea 100644
--- a/test/integration/test-cases/diff-args/output/diff-live
+++ b/test/integration/test-cases/diff-args/output/diff-live
@@ -1,8 +1,3 @@
-********************
-
-	Release was not present in Helm.  Diff will show entire contents as new.
-
-********************
 helmfile-tests, installed-httpbin, Deployment (apps) has been added:
 - 
 + apiVersion: apps/v1
diff --git a/test/integration/test-cases/postrender.sh b/test/integration/test-cases/postrender.sh
index dfeab508..9ac4da32 100644
--- a/test/integration/test-cases/postrender.sh
+++ b/test/integration/test-cases/postrender.sh
@@ -20,7 +20,8 @@ test_start "postrender diff"
 info "Comparing postrender diff output ${postrender_diff_reverse} with ${postrender_case_output_dir}/result.yaml"
 for i in $(seq 10); do
     info "Comparing build/postrender-diff #$i"
-    ${helmfile} -f ${postrender_case_input_dir}/${config_file} diff --concurrency 1 --post-renderer ./add-cm.bash --post-renderer-args cm1 &> ${postrender_diff_reverse} || fail "\"helmfile diff\" shouldn't fail"
+    ${helmfile} -f ${postrender_case_input_dir}/${config_file} diff --concurrency 1 --post-renderer ./add-cm.bash --post-renderer-args cm1 &> ${postrender_diff_reverse}.tmp || fail "\"helmfile diff\" shouldn't fail"
+    cat ${postrender_diff_reverse}.tmp | sed -E '/\*{20}/,/\*{20}/d' > ${postrender_diff_reverse}
     diff -u  ${postrender_diff_out_file} ${postrender_diff_reverse} || fail "\"helmfile diff\" should be consistent"
     echo code=$?
 done
diff --git a/test/integration/test-cases/postrender/output/diff-result b/test/integration/test-cases/postrender/output/diff-result
index 590434ba..1d63c3dd 100644
--- a/test/integration/test-cases/postrender/output/diff-result
+++ b/test/integration/test-cases/postrender/output/diff-result
@@ -1,11 +1,6 @@
 Building dependency release=foo, chart=../../../charts/raw
 Building dependency release=baz, chart=../../../charts/raw
 Comparing release=foo, chart=../../../charts/raw, namespace=helmfile-tests
-********************
-
-	Release was not present in Helm.  Diff will show entire contents as new.
-
-********************
 helmfile-tests, cm2, ConfigMap (v1) has been added:
 - 
 + apiVersion: v1
@@ -26,11 +21,6 @@ helmfile-tests, foo-1, ConfigMap (v1) has been added:
 +   foo: FOO
 
 Comparing release=baz, chart=../../../charts/raw, namespace=helmfile-tests
-********************
-
-	Release was not present in Helm.  Diff will show entire contents as new.
-
-********************
 helmfile-tests, baz-3, ConfigMap (v1) has been added:
 - 
 + # Source: raw/templates/resources.yaml
diff --git a/test/integration/test-cases/skip-diff-output.sh b/test/integration/test-cases/skip-diff-output.sh
index 79d335b0..ba125aad 100644
--- a/test/integration/test-cases/skip-diff-output.sh
+++ b/test/integration/test-cases/skip-diff-output.sh
@@ -17,7 +17,8 @@ test_start "$case_title"
 info "Comparing ${case_title} diff for output ${skip_diff_output_reverse} with ${diff_out_file}"
 for i in $(seq 10); do
     info "Comparing skip-diff-output diff log #$i"
-    ${helmfile} -f ${skip_diff_output_input_dir}/helmfile.yaml.gotmpl diff > ${skip_diff_output_reverse} || fail "\"helmfile diff\" shouldn't fail"
+    ${helmfile} -f ${skip_diff_output_input_dir}/helmfile.yaml.gotmpl diff > ${skip_diff_output_reverse}.tmp || fail "\"helmfile diff\" shouldn't fail"
+    cat ${skip_diff_output_reverse}.tmp | sed -E '/\*{20}/,/\*{20}/d' > ${skip_diff_output_reverse}
     diff -u ${diff_out_file} ${skip_diff_output_reverse} || fail "\"helmfile diff\" should be consistent"
     echo code=$?
 done
diff --git a/test/integration/test-cases/skip-diff-output/output/diff-result b/test/integration/test-cases/skip-diff-output/output/diff-result
index e245ea80..40cebff0 100644
--- a/test/integration/test-cases/skip-diff-output/output/diff-result
+++ b/test/integration/test-cases/skip-diff-output/output/diff-result
@@ -1,9 +1,4 @@
 Comparing release=baz, chart=../../../charts/raw, namespace=helmfile-tests
-********************
-
-	Release was not present in Helm.  Diff will show entire contents as new.
-
-********************
 helmfile-tests, baz-2, ConfigMap (v1) has been added:
 - 
 + # Source: raw/templates/resources.yaml
diff --git a/test/integration/test-cases/skip-diff-output/output/diff-result-live b/test/integration/test-cases/skip-diff-output/output/diff-result-live
index 1497e030..3d6fec57 100644
--- a/test/integration/test-cases/skip-diff-output/output/diff-result-live
+++ b/test/integration/test-cases/skip-diff-output/output/diff-result-live
@@ -1,8 +1,3 @@
-********************
-
-	Release was not present in Helm.  Diff will show entire contents as new.
-
-********************
 helmfile-tests, baz-2, ConfigMap (v1) has been added:
 - 
 + # Source: raw/templates/resources.yaml