diff --git a/composer.lock b/composer.lock
index 4f5c332..605974b 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4856,16 +4856,16 @@
         },
         {
             "name": "vimeo/psalm",
-            "version": "4.6.3",
+            "version": "4.6.4",
             "source": {
                 "type": "git",
                 "url": "https://github.com/vimeo/psalm.git",
-                "reference": "f1a840727dd756899eee2f1f9ea443e265a4763f"
+                "reference": "97fe86c4e158b5a57c5150aa5055c38b5a809aab"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/vimeo/psalm/zipball/f1a840727dd756899eee2f1f9ea443e265a4763f",
-                "reference": "f1a840727dd756899eee2f1f9ea443e265a4763f",
+                "url": "https://api.github.com/repos/vimeo/psalm/zipball/97fe86c4e158b5a57c5150aa5055c38b5a809aab",
+                "reference": "97fe86c4e158b5a57c5150aa5055c38b5a809aab",
                 "shasum": ""
             },
             "require": {
@@ -4954,9 +4954,9 @@
             ],
             "support": {
                 "issues": "https://github.com/vimeo/psalm/issues",
-                "source": "https://github.com/vimeo/psalm/tree/4.6.3"
+                "source": "https://github.com/vimeo/psalm/tree/4.6.4"
             },
-            "time": "2021-03-14T00:28:24+00:00"
+            "time": "2021-03-16T23:28:18+00:00"
         },
         {
             "name": "webmozart/path-util",