diff --git a/Gemfile.lock b/Gemfile.lock
index fef93cc..d5ff494 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -184,9 +184,9 @@ GEM
     parser (3.3.9.0)
       ast (~> 2.4.1)
       racc
-    pg (1.6.2-aarch64-linux)
-    pg (1.6.2-arm64-darwin)
-    pg (1.6.2-x86_64-linux)
+    pg (1.6.3-aarch64-linux)
+    pg (1.6.3-arm64-darwin)
+    pg (1.6.3-x86_64-linux)
     pp (0.6.3)
       prettyprint
     prettyprint (0.2.0)