diff --git a/packages/components/package-lock.json b/packages/components/package-lock.json
index b3d3571a8b..f83441fe74 100644
--- a/packages/components/package-lock.json
+++ b/packages/components/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "@labkey/components",
-  "version": "6.58.1",
+  "version": "6.58.2",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "@labkey/components",
-      "version": "6.58.1",
+      "version": "6.58.2",
       "license": "SEE LICENSE IN LICENSE.txt",
       "dependencies": {
         "@hello-pangea/dnd": "18.0.1",
diff --git a/packages/components/package.json b/packages/components/package.json
index 3dd58a6ead..3062016c7f 100644
--- a/packages/components/package.json
+++ b/packages/components/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@labkey/components",
-  "version": "6.58.1",
+  "version": "6.58.2",
   "description": "Components, models, actions, and utility functions for LabKey applications and pages",
   "sideEffects": false,
   "files": [
diff --git a/packages/components/releaseNotes/components.md b/packages/components/releaseNotes/components.md
index 5ba9da1629..b8ab230c3b 100644
--- a/packages/components/releaseNotes/components.md
+++ b/packages/components/releaseNotes/components.md
@@ -1,6 +1,10 @@
 # @labkey/components
 Components, models, actions, and utility functions for LabKey applications and pages
 
+### version 6.58.2
+*Released*: 6 August 2025
+- GitHub Issue 788: LKSM Default sample lookup for assay design should default to lookupIsValid
+
 ### version 6.58.1
 *Released*: 5 August 2025
 - File handling - File path related issue bundle
diff --git a/packages/components/src/internal/components/domainproperties/models.tsx b/packages/components/src/internal/components/domainproperties/models.tsx
index 21c3d149af..0937d8157f 100644
--- a/packages/components/src/internal/components/domainproperties/models.tsx
+++ b/packages/components/src/internal/components/domainproperties/models.tsx
@@ -883,6 +883,7 @@ export interface IDomainField {
     lockExistingField?: boolean;
     lockType: string;
     lookupContainer?: string;
+    lookupIsValid?: boolean;
     lookupQuery?: string;
     lookupQueryValue: string;
     lookupSchema?: string;
diff --git a/packages/components/src/internal/components/samples/constants.ts b/packages/components/src/internal/components/samples/constants.ts
index 18cf96d5f5..5874e5c2e4 100644
--- a/packages/components/src/internal/components/samples/constants.ts
+++ b/packages/components/src/internal/components/samples/constants.ts
@@ -158,6 +158,7 @@ export const DEFAULT_SAMPLE_FIELD_CONFIG = {
     lookupQuery: 'Materials',
     lookupType: { ...SAMPLE_TYPE },
     lookupValidator: LOOKUP_VALIDATOR,
+    lookupIsValid: true,
     propertyValidators: List([LOOKUP_VALIDATOR]),
     name: 'SampleID',
     label: 'Sample ID',