diff --git a/.changeset/lemon-eyes-kick.md b/.changeset/lemon-eyes-kick.md
new file mode 100644
index 0000000000..0218b7330b
--- /dev/null
+++ b/.changeset/lemon-eyes-kick.md
@@ -0,0 +1,5 @@
+---
+"@comet/cms-api": patch
+---
+
+API CrudSingleGenerator: Run `transformToBlockData()` for block fields on create
diff --git a/demo/api/src/footer/generated/footer.resolver.ts b/demo/api/src/footer/generated/footer.resolver.ts
index 3df39e0039..8a8f2b6f6e 100644
--- a/demo/api/src/footer/generated/footer.resolver.ts
+++ b/demo/api/src/footer/generated/footer.resolver.ts
@@ -39,6 +39,7 @@ export class FooterResolver {
         if (!footer) {
             footer = this.repository.create({
                 ...input,
+                content: input.content.transformToBlockData(),
                 scope,
             });
         } else if (lastUpdatedAt) {
diff --git a/packages/api/cms-api/src/generator/generate-crud-single.ts b/packages/api/cms-api/src/generator/generate-crud-single.ts
index 0e7994b9a6..e159058736 100644
--- a/packages/api/cms-api/src/generator/generate-crud-single.ts
+++ b/packages/api/cms-api/src/generator/generate-crud-single.ts
@@ -86,6 +86,7 @@ export async function generateCrudSingle(generatorOptions: CrudSingleGeneratorOp
             if (!${instanceNameSingular}) {
                 ${instanceNameSingular} = this.repository.create({ 
                     ...input,
+                    ${blockProps.length ? `${blockProps.map((prop) => `${prop.name}: input.${prop.name}.transformToBlockData()`).join(", ")}, ` : ""}
                     ${scopeProp ? `scope,` : ""} 
                 });
             } else if (lastUpdatedAt) {