diff --git a/.github/FUNDING.yml b/.github/FUNDING.yml
new file mode 100644
index 0000000..63d1618
--- /dev/null
+++ b/.github/FUNDING.yml
@@ -0,0 +1 @@
+custom: paypal.me/miasteinkirch
diff --git a/other_languages/C++/monCSRF_C++/Gemfile.lock b/other_languages/C++/monCSRF_C++/Gemfile.lock
index 5eba8ec..6264b33 100644
--- a/other_languages/C++/monCSRF_C++/Gemfile.lock
+++ b/other_languages/C++/monCSRF_C++/Gemfile.lock
@@ -1,27 +1,27 @@
 GEM
   remote: http://rubygems.org/
   specs:
-    activemodel (3.1.3)
-      activesupport (= 3.1.3)
-      builder (~> 3.0.0)
-      i18n (~> 0.6)
-    activerecord (3.1.3)
-      activemodel (= 3.1.3)
-      activesupport (= 3.1.3)
-      arel (~> 2.2.1)
-      tzinfo (~> 0.3.29)
-    activesupport (3.1.3)
-      multi_json (~> 1.0)
+    activemodel (6.1.7.1)
+      activesupport (= 6.1.7.1)
+    activerecord (6.1.7.1)
+      activemodel (= 6.1.7.1)
+      activesupport (= 6.1.7.1)
+    activesupport (6.1.7.1)
+      concurrent-ruby (~> 1.0, >= 1.0.2)
+      i18n (>= 1.6, < 2)
+      minitest (>= 5.1)
+      tzinfo (~> 2.0)
+      zeitwerk (~> 2.3)
     archive-tar-minitar (0.5.2)
-    arel (2.2.1)
-    builder (3.0.0)
     columnize (0.3.6)
+    concurrent-ruby (1.2.3)
     diff-lcs (1.1.3)
-    i18n (0.6.0)
+    i18n (1.14.4)
+      concurrent-ruby (~> 1.0)
     json (1.6.4)
     linecache19 (0.5.12)
       ruby_core_source (>= 0.1.4)
-    multi_json (1.0.4)
+    minitest (5.22.3)
     nyan-cat-formatter (0.0.5)
     rdoc (3.12)
       json (~> 1.4)
@@ -49,7 +49,9 @@ GEM
       ruby_parser (>= 2.0.4)
       sexp_processor (>= 3.0.1)
     sexp_processor (3.0.10)
-    tzinfo (0.3.31)
+    tzinfo (2.0.6)
+      concurrent-ruby (~> 1.0)
+    zeitwerk (2.6.13)
 
 PLATFORMS
   ruby