diff --git a/apps/desktop/src/lib/sqlCompletion.ts b/apps/desktop/src/lib/sqlCompletion.ts
index fb04ed6bf..86538dbfd 100644
--- a/apps/desktop/src/lib/sqlCompletion.ts
+++ b/apps/desktop/src/lib/sqlCompletion.ts
@@ -786,7 +786,7 @@ const SQL_FUNCTION_SIGNATURES = new Map<string, string[]>([
   ["COALESCE", ["value", "...values"]],
   ["IFNULL", ["expression", "fallback"]],
   ["NULLIF", ["expression1", "expression2"]],
-  ["CAST", ["expression", "type"]],
+  ["CAST", ["expression AS type"]],
   ["CONVERT", ["expression", "type"]],
   ["GREATEST", ["...values"]],
   ["LEAST", ["...values"]],
diff --git a/packages/app-tests/sqlCompletion.test.ts b/packages/app-tests/sqlCompletion.test.ts
index e2550821e..e798753c6 100644
--- a/packages/app-tests/sqlCompletion.test.ts
+++ b/packages/app-tests/sqlCompletion.test.ts
@@ -974,6 +974,18 @@ test("returns function signature help inside function arguments", () => {
   });
 });
 
+test("returns cast signature with AS syntax", () => {
+  const sql = "select cast(created_at ";
+  const signature = getSqlFunctionSignatureHelp(sql, sql.length);
+
+  assert.deepEqual(signature, {
+    name: "CAST",
+    signature: "CAST(expression AS type)",
+    activeParameter: 0,
+    parameters: ["expression AS type"],
+  });
+});
+
 test("returns null signature help outside function calls", () => {
   assert.equal(getSqlFunctionSignatureHelp("select created_at from users", "select created_at".length), null);
 });