diff --git a/Gemfile.lock b/Gemfile.lock
index f13e333..dd6f705 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -92,7 +92,7 @@ GEM
     concurrent-ruby (1.1.9)
     crass (1.0.6)
     diff-lcs (1.5.0)
-    digest (3.1.0)
+    digest (3.2.0)
     dry-configurable (0.14.0)
       concurrent-ruby (~> 1.0)
       dry-core (~> 0.6)
@@ -123,7 +123,6 @@ GEM
       rspec (~> 3.0)
     i18n (1.9.1)
       concurrent-ruby (~> 1.0)
-    io-wait (0.2.1)
     jsonapi-renderer (0.2.2)
     jsonapi-serializable (0.3.1)
       jsonapi-renderer (~> 0.2.0)
@@ -153,7 +152,7 @@ GEM
     mini_mime (1.1.2)
     mini_portile2 (2.8.0)
     minitest (5.15.0)
-    net-imap (0.2.3)
+    net-imap (0.2.5)
       digest
       net-protocol
       strscan
@@ -161,8 +160,7 @@ GEM
       digest
       net-protocol
       timeout
-    net-protocol (0.1.2)
-      io-wait
+    net-protocol (0.2.2)
       timeout
     net-smtp (0.3.1)
       digest
@@ -238,9 +236,9 @@ GEM
       rspec-support (~> 3.10)
     rspec-support (3.10.3)
     sqlite3 (1.4.2)
-    strscan (3.0.1)
+    strscan (3.1.3)
     thor (1.2.1)
-    timeout (0.2.0)
+    timeout (0.4.3)
     tzinfo (2.0.4)
       concurrent-ruby (~> 1.0)
     webrick (1.7.0)