diff --git a/Gemfile.lock b/Gemfile.lock
index 33324a8..05cc0fa 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,8 +1,8 @@
 GEM
   remote: https://rubygems.org/
   specs:
-    asciidoctor (2.0.9)
-    asciidoctor-diagram (1.5.16)
+    asciidoctor (2.0.10)
+    asciidoctor-diagram (1.5.18)
       asciidoctor (>= 1.5.0, < 3.x)
     asciidoctor-revealjs (2.0.0)
       asciidoctor (>= 1.5.6, < 2.1)
diff --git a/gemset.nix b/gemset.nix
index 3668aaa..9a1a271 100644
--- a/gemset.nix
+++ b/gemset.nix
@@ -4,10 +4,10 @@
     platforms = [];
     source = {
       remotes = ["https://rubygems.org"];
-      sha256 = "1bikibswab5wapdpp2j4yc7y6j2b3gcskf944lhil7jwyhdqy9wk";
+      sha256 = "1b2ajs3sabl0s27r7lhwkacw0yn0zfk4jpmidg9l8lzp2qlgjgbz";
       type = "gem";
     };
-    version = "2.0.9";
+    version = "2.0.10";
   };
   asciidoctor-diagram = {
     dependencies = ["asciidoctor"];
@@ -15,10 +15,10 @@
     platforms = [];
     source = {
       remotes = ["https://rubygems.org"];
-      sha256 = "1awqqg6m77sxrzkiryd98j60bslcwlkb792ilhgw3gbgipiizqmf";
+      sha256 = "095ar1hj96mi9vxnjjdkj7yzc3lp4wjxh4qsijx9inqflbcw7x71";
       type = "gem";
     };
-    version = "1.5.16";
+    version = "1.5.18";
   };
   asciidoctor-revealjs = {
     dependencies = ["asciidoctor" "concurrent-ruby" "thread_safe"];