diff --git a/benchmarks/lobsters/Gemfile b/benchmarks/lobsters/Gemfile
index 7c51ad85..b35b5203 100644
--- a/benchmarks/lobsters/Gemfile
+++ b/benchmarks/lobsters/Gemfile
@@ -45,7 +45,7 @@ gem "rqrcode_core", github: "whomwah/rqrcode_core"
 gem "pdf-reader"
 gem "nokogiri", ">= 1.13.9"
 gem "htmlentities"
-gem "commonmarker", github: "ianks/commonmarker", branch: "hotfix/ruby-4-1"
+gem "commonmarker", ">= 2.6.1"
 
 # perf - skip for benchmarking
 group :development do
diff --git a/benchmarks/lobsters/Gemfile.lock b/benchmarks/lobsters/Gemfile.lock
index fe961086..eb01f3e4 100644
--- a/benchmarks/lobsters/Gemfile.lock
+++ b/benchmarks/lobsters/Gemfile.lock
@@ -1,11 +1,3 @@
-GIT
-  remote: https://github.com/ianks/commonmarker.git
-  revision: 6ea4f5a2be0423206dbaeca7108035a70a149ab7
-  branch: hotfix/ruby-4-1
-  specs:
-    commonmarker (2.6.1)
-      rb_sys (~> 0.9)
-
 GIT
   remote: https://github.com/whomwah/rqrcode.git
   revision: f9fa33704951158a38b3cf04311e295d3a0e947d
@@ -115,6 +107,9 @@ GEM
       xpath (~> 3.2)
     cgi (0.5.0)
     chunky_png (1.4.0)
+    commonmarker (2.6.1)
+      rb_sys (~> 0.9)
+    commonmarker (2.6.1-x86_64-linux)
     concurrent-ruby (1.3.5)
     connection_pool (3.0.2)
     crack (1.0.0)
@@ -359,7 +354,7 @@ DEPENDENCIES
   bcrypt (~> 3.1.2)
   capybara
   cgi
-  commonmarker!
+  commonmarker (>= 2.6.1)
   database_cleaner
   factory_bot_rails
   faker
@@ -420,7 +415,8 @@ CHECKSUMS
   capybara (3.40.0) sha256=42dba720578ea1ca65fd7a41d163dd368502c191804558f6e0f71b391054aeef
   cgi (0.5.0) sha256=fe99f65bb2c146e294372ebb27602adbc3b4c008e9ea7038c6bd48c1ec9759da
   chunky_png (1.4.0) sha256=89d5b31b55c0cf4da3cf89a2b4ebc3178d8abe8cbaf116a1dba95668502fdcfe
-  commonmarker (2.6.1)
+  commonmarker (2.6.1) sha256=2d8007a41226e7b191bea2c4d7b0fe217a1e1f543e0bb50fbd44919b41be1d29
+  commonmarker (2.6.1-x86_64-linux) sha256=7f43729af032cfb88c0e897f53bf37ad78c6ec28220a0911f5e34b4f041e7ec7
   concurrent-ruby (1.3.5) sha256=813b3e37aca6df2a21a3b9f1d497f8cbab24a2b94cab325bffe65ee0f6cbebc6
   connection_pool (3.0.2) sha256=33fff5ba71a12d2aa26cb72b1db8bba2a1a01823559fb01d29eb74c286e62e0a
   crack (1.0.0) sha256=c83aefdb428cdc7b66c7f287e488c796f055c0839e6e545fec2c7047743c4a49