diff --git a/api-server/Gemfile.lock b/api-server/Gemfile.lock
index 282b3db..8dd8c64 100644
--- a/api-server/Gemfile.lock
+++ b/api-server/Gemfile.lock
@@ -61,8 +61,8 @@ GEM
       minitest (~> 5.1)
       tzinfo (~> 1.1)
       zeitwerk (~> 2.1, >= 2.1.8)
-    addressable (2.6.0)
-      public_suffix (>= 2.0.2, < 4.0)
+    addressable (2.8.0)
+      public_suffix (>= 2.0.2, < 5.0)
     aruba (0.7.4)
       childprocess (>= 0.3.6)
       cucumber (>= 1.1.1)
@@ -161,7 +161,7 @@ GEM
     parser (2.6.3.0)
       ast (~> 2.4.0)
     pg (1.1.4)
-    public_suffix (3.1.1)
+    public_suffix (4.0.6)
     puma (3.12.1)
     raabro (1.1.6)
     rack (2.0.7)