diff --git a/chart/flux/CHANGELOG.md b/chart/flux/CHANGELOG.md
index a98f84318..a46b1c08e 100644
--- a/chart/flux/CHANGELOG.md
+++ b/chart/flux/CHANGELOG.md
@@ -12,6 +12,8 @@ kubectl -n flux delete svc flux-memcached
 
 ### Improvements
 
+ - Add resetValues field to HelmRelease CRD
+   [weaveworks/flux#1628](https://github.com/weaveworks/flux/pull/1628)
  - Use ClusterIP service name for connecting to memcached
    [weaveworks/flux#1618](https://github.com/weaveworks/flux/pull/1618)
    
diff --git a/chart/flux/templates/helm-operator-crd.yaml b/chart/flux/templates/helm-operator-crd.yaml
index ca8f85b16..c63c7714f 100644
--- a/chart/flux/templates/helm-operator-crd.yaml
+++ b/chart/flux/templates/helm-operator-crd.yaml
@@ -38,14 +38,17 @@ spec:
             timeout:
               type: integer
               format: int64
+            resetValues:
+              type: boolean
             valueFileSecrets:
               type: array
-              items:
-                type: object
-                required: ['name']
-                properties:
-                  name:
-                    type: string
+              properties:
+                items:
+                  type: object
+                  required: ['name']
+                  properties:
+                    name:
+                      type: string
             values:
               type: object
             chart:
diff --git a/deploy-helm/flux-helm-release-crd.yaml b/deploy-helm/flux-helm-release-crd.yaml
index 162aad095..9cdd49284 100644
--- a/deploy-helm/flux-helm-release-crd.yaml
+++ b/deploy-helm/flux-helm-release-crd.yaml
@@ -29,14 +29,17 @@ spec:
             timeout:
               type: integer
               format: int64
+            resetValues:
+              type: boolean
             valueFileSecrets:
               type: array
-              items:
-                type: object
-                required: ['name']
-                properties:
-                  name:
-                    type: string
+              properties:
+                items:
+                  type: object
+                  required: ['name']
+                  properties:
+                    name:
+                      type: string
             values:
               type: object
             chart:
diff --git a/integrations/apis/flux.weave.works/v1beta1/types.go b/integrations/apis/flux.weave.works/v1beta1/types.go
index e248cf0a5..a31dfa6ce 100644
--- a/integrations/apis/flux.weave.works/v1beta1/types.go
+++ b/integrations/apis/flux.weave.works/v1beta1/types.go
@@ -72,6 +72,9 @@ type HelmReleaseSpec struct {
 	// Install or upgrade timeout in seconds
 	// +optional
 	Timeout *int64 `json:"timeout,omitempty"`
+	// Reset values on helm upgrade
+	// +optional
+	ResetValues bool `json:"resetValues,omitempty"`
 }
 
 // GetTimeout returns the install or upgrade timeout (defaults to 300s)
diff --git a/integrations/helm/release/release.go b/integrations/helm/release/release.go
index d0bfa6778..c1bbe9a12 100644
--- a/integrations/helm/release/release.go
+++ b/integrations/helm/release/release.go
@@ -30,7 +30,7 @@ const (
 
 // Release contains clients needed to provide functionality related to helm releases
 type Release struct {
-	logger log.Logger
+	logger     log.Logger
 	HelmClient *k8shelm.Client
 }
 
@@ -207,6 +207,7 @@ func (r *Release) Install(chartPath, releaseName string, fhr flux_v1beta1.HelmRe
 			k8shelm.UpdateValueOverrides(rawVals),
 			k8shelm.UpgradeDryRun(opts.DryRun),
 			k8shelm.UpgradeTimeout(fhr.GetTimeout()),
+			k8shelm.ResetValues(fhr.Spec.ResetValues),
 		)
 
 		if err != nil {