diff --git a/frontend/components/CellInput/pluto_autocomplete.js b/frontend/components/CellInput/pluto_autocomplete.js
index 2d399e563..7c3ccd972 100644
--- a/frontend/components/CellInput/pluto_autocomplete.js
+++ b/frontend/components/CellInput/pluto_autocomplete.js
@@ -318,7 +318,10 @@ const writing_variable_name_or_keyword = (/** @type {autocomplete.CompletionCont
 
     let inside_do_argument_expression = ctx.matchBefore(/do [\(\), \p{L}\p{Nl}\p{Sc}\d_!]*$/u)
 
-    return just_finished_a_keyword || after_keyword || inside_do_argument_expression
+    let node = syntaxTree(ctx.state).resolve(ctx.pos, -1)
+    let inside_assigment_lhs = node?.name === "Identifier" && node.parent?.name === "AssignmentExpression" && node.nextSibling != null
+
+    return just_finished_a_keyword || after_keyword || inside_do_argument_expression || inside_assigment_lhs
 }
 
 /** @returns {Promise<autocomplete.CompletionResult?>} */