diff --git a/pkg/releases/release_service.go b/pkg/releases/release_service.go
index b3048b02..1873f36d 100644
--- a/pkg/releases/release_service.go
+++ b/pkg/releases/release_service.go
@@ -166,6 +166,30 @@ func GetReleaseDeploymentTemplate(client newclient.Client, spaceID string, relea
 	return res, nil
 }
 
+// SnapshotVariables refreshes (re-snapshots) the variable snapshot for an existing release.
+// It POSTs to /api/{spaceId}/releases/{releaseId}/snapshot-variables and returns the updated release.
+func SnapshotVariables(client newclient.Client, spaceID string, releaseID string) (*Release, error) {
+	if client == nil {
+		return nil, internal.CreateInvalidParameterError("SnapshotVariables", "client")
+	}
+	if spaceID == "" {
+		return nil, internal.CreateInvalidParameterError("SnapshotVariables", "spaceID")
+	}
+	if releaseID == "" {
+		return nil, internal.CreateInvalidParameterError("SnapshotVariables", "releaseID")
+	}
+
+	expandedUri, err := client.URITemplateCache().Expand(uritemplates.ReleaseSnapshotVariables, map[string]any{
+		"spaceId":   spaceID,
+		"releaseId": releaseID,
+	})
+	if err != nil {
+		return nil, err
+	}
+
+	return newclient.Post[Release](client.HttpSession(), expandedUri, nil)
+}
+
 // ----- Experimental ---------------------------------------------------------
 
 // GetReleasesInProjectChannel is EXPERIMENTAL
diff --git a/pkg/releases/release_service_test.go b/pkg/releases/release_service_test.go
new file mode 100644
index 00000000..d7a34bd4
--- /dev/null
+++ b/pkg/releases/release_service_test.go
@@ -0,0 +1,22 @@
+package releases
+
+import (
+	"testing"
+
+	"github.com/OctopusDeploy/go-octopusdeploy/v2/internal"
+	"github.com/OctopusDeploy/go-octopusdeploy/v2/pkg/newclient"
+	"github.com/stretchr/testify/assert"
+)
+
+func TestReleaseSnapshotVariablesValidation(t *testing.T) {
+	_, err := SnapshotVariables(nil, "Spaces-1", "Releases-1")
+	assert.Equal(t, internal.CreateInvalidParameterError("SnapshotVariables", "client"), err)
+
+	client := newclient.NewClient(&newclient.HttpSession{})
+
+	_, err = SnapshotVariables(client, "", "Releases-1")
+	assert.Equal(t, internal.CreateInvalidParameterError("SnapshotVariables", "spaceID"), err)
+
+	_, err = SnapshotVariables(client, "Spaces-1", "")
+	assert.Equal(t, internal.CreateInvalidParameterError("SnapshotVariables", "releaseID"), err)
+}
diff --git a/pkg/runbooks/runbook_service.go b/pkg/runbooks/runbook_service.go
index e60a32f7..79cd4249 100644
--- a/pkg/runbooks/runbook_service.go
+++ b/pkg/runbooks/runbook_service.go
@@ -240,6 +240,30 @@ func GetSnapshot(client newclient.Client, spaceID string, projectID string, snap
 	return newclient.Get[RunbookSnapshot](client.HttpSession(), expandedUri)
 }
 
+// SnapshotVariables refreshes (re-snapshots) the variable snapshot for an existing runbook snapshot.
+// It POSTs to /api/{spaceId}/runbookSnapshots/{snapshotId}/snapshot-variables and returns the updated snapshot.
+func SnapshotVariables(client newclient.Client, spaceID string, snapshotID string) (*RunbookSnapshot, error) {
+	if client == nil {
+		return nil, internal.CreateRequiredParameterIsEmptyOrNilError("client")
+	}
+	if spaceID == "" {
+		return nil, internal.CreateRequiredParameterIsEmptyOrNilError("spaceID")
+	}
+	if snapshotID == "" {
+		return nil, internal.CreateRequiredParameterIsEmptyOrNilError("snapshotID")
+	}
+
+	expandedUri, err := client.URITemplateCache().Expand(uritemplates.RunbookSnapshotVariables, map[string]any{
+		"spaceId":    spaceID,
+		"snapshotId": snapshotID,
+	})
+	if err != nil {
+		return nil, err
+	}
+
+	return newclient.Post[RunbookSnapshot](client.HttpSession(), expandedUri, nil)
+}
+
 // ListEnvironments returns the list of valid environments for a given runbook
 func ListEnvironments(client newclient.Client, spaceID string, projectID string, runbookID string) ([]*environments.Environment, error) {
 	if spaceID == "" {
diff --git a/pkg/runbooks/runbook_service_test.go b/pkg/runbooks/runbook_service_test.go
index fc751dca..f537b607 100644
--- a/pkg/runbooks/runbook_service_test.go
+++ b/pkg/runbooks/runbook_service_test.go
@@ -5,6 +5,7 @@ import (
 
 	"github.com/OctopusDeploy/go-octopusdeploy/v2/internal"
 	"github.com/OctopusDeploy/go-octopusdeploy/v2/pkg/constants"
+	"github.com/OctopusDeploy/go-octopusdeploy/v2/pkg/newclient"
 	"github.com/OctopusDeploy/go-octopusdeploy/v2/pkg/services"
 	"github.com/dghubble/sling"
 	"github.com/stretchr/testify/assert"
@@ -54,3 +55,16 @@ func TestRunbookServiceNew(t *testing.T) {
 		})
 	}
 }
+
+func TestRunbookSnapshotVariablesValidation(t *testing.T) {
+	_, err := SnapshotVariables(nil, "Spaces-1", "RunbookSnapshots-1")
+	assert.Equal(t, internal.CreateRequiredParameterIsEmptyOrNilError("client"), err)
+
+	client := newclient.NewClient(&newclient.HttpSession{})
+
+	_, err = SnapshotVariables(client, "", "RunbookSnapshots-1")
+	assert.Equal(t, internal.CreateRequiredParameterIsEmptyOrNilError("spaceID"), err)
+
+	_, err = SnapshotVariables(client, "Spaces-1", "")
+	assert.Equal(t, internal.CreateRequiredParameterIsEmptyOrNilError("snapshotID"), err)
+}
diff --git a/uritemplates/links.go b/uritemplates/links.go
index 2afd1955..16d47309 100644
--- a/uritemplates/links.go
+++ b/uritemplates/links.go
@@ -33,6 +33,7 @@ const (
 	ReleasesByProject           = "/api/{spaceId}/projects/{projectId}/releases{/version}{?skip,take,searchByVersion}"             // GET
 	ReleasesByProjectAndChannel = "/api/{spaceId}/projects/{projectId}/channels/{channelId}/releases{?skip,take,searchByVersion}"  // GET
 	ReleaseDeploymentTemplate   = "/api/{spaceId}/releases/{releaseId}/deployments/template"                                       // GET
+	ReleaseSnapshotVariables    = "/api/{spaceId}/releases/{releaseId}/snapshot-variables"                                         // POST
 
 	Runbooks                  = "/api/{spaceId}/runbooks{/id}{?skip,take,ids,partialName,clone,projectIds}"                                         // GET
 	RunbooksByProject         = "/api/{spaceId}/projects/{projectId}/runbooks{?skip,take,partialName}"                                              // GET
@@ -43,6 +44,7 @@ const (
 	RunbookSnapshotsByProject = "/api/{spaceId}/projects/{projectId}/runbookSnapshots{/name}{?skip,take,searchByName}"                              // GET
 	RunbookSnapshotRunPreview = "/api/{spaceId}/runbookSnapshots/{snapshotId}/runbookRuns/preview/{environmentId}{?includeDisabledSteps}"           // GET
 	RunbookRunTenantPreview   = "/api/{spaceId}/projects/{projectId}/runbooks/{runbookId}/runbookRuns/previews"                                     // POST
+	RunbookSnapshotVariables  = "/api/{spaceId}/runbookSnapshots/{snapshotId}/snapshot-variables"                                                   // POST
 
 	GitRunbookById             = "/api/{spaceId}/projects/{projectId}/{gitRef}/runbooks/{id}"                                                                 // GET, DELETE
 	GitRunbooksByProject       = "/api/{spaceId}/projects/{projectId}/{gitRef}/runbooks{?skip,take,partialName}"                                              // GET