diff --git a/package.json b/package.json
index 5855eb5..3a6f176 100644
--- a/package.json
+++ b/package.json
@@ -64,7 +64,7 @@
     "@putout/plugin-remove-empty": "^12.1.0",
     "@putout/plugin-remove-nested-blocks": "^6.3.0",
     "@putout/plugin-remove-unreachable-code": "^1.2.0",
-    "@putout/plugin-remove-unreferenced-variables": "^3.0.0",
+    "@putout/plugin-remove-unreferenced-variables": "^4.0.0",
     "@putout/plugin-remove-unused-expressions": "^8.0.0",
     "@putout/plugin-remove-unused-variables": "^9.0.0",
     "@putout/plugin-remove-useless-arguments": "^8.0.0",
diff --git a/test/fixture/remove-unreferenced-variables-fix.js b/test/fixture/remove-unreferenced-variables-fix.js
index d4f7725..8e168d0 100644
--- a/test/fixture/remove-unreferenced-variables-fix.js
+++ b/test/fixture/remove-unreferenced-variables-fix.js
@@ -1 +1 @@
-let a;a=5;console.log(a);
\ No newline at end of file
+let a;a=5;console.log(a);function b(){}console.log(type,b);
\ No newline at end of file
diff --git a/test/fixture/remove-unreferenced-variables.js b/test/fixture/remove-unreferenced-variables.js
index a24bdb5..fcb4aa9 100644
--- a/test/fixture/remove-unreferenced-variables.js
+++ b/test/fixture/remove-unreferenced-variables.js
@@ -4,4 +4,10 @@ let b;
 a = 5;
 b = 6;
 
-console.log(a);
\ No newline at end of file
+console.log(a);
+
+function runUpdates() {
+    let t = 1;
+    1 ? (t = 0) : 1;
+}
+console.log(type, runUpdates)
\ No newline at end of file