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-rw-r--r--doc/contributing/building_ruby.md2
1 files changed, 1 insertions, 1 deletions
diff --git a/doc/contributing/building_ruby.md b/doc/contributing/building_ruby.md
index aefad73530..1846445889 100644
--- a/doc/contributing/building_ruby.md
+++ b/doc/contributing/building_ruby.md
@@ -17,7 +17,7 @@
* autoconf - 2.67 or later
* gperf - 3.1 or later
* Usually unneeded; only if you edit some source files using gperf
- * ruby - 2.7 or later
+ * ruby - 3.0 or later
* We can upgrade this version to system ruby version of the latest Ubuntu LTS.
2. Install optional, recommended dependencies: