diff --git a/gapic-common/Gemfile b/gapic-common/Gemfile
index 47e0f82..bad31ad 100644
--- a/gapic-common/Gemfile
+++ b/gapic-common/Gemfile
@@ -7,7 +7,7 @@ gem "googleapis-common-protos-types", "~> 1.15"
 gem "google-cloud-core", "~> 1.7"
 gem "google-style", "~> 1.31.0"
 gem "grpc-tools", "~> 1.65"
-gem "minitest", "~> 5.24"
+gem "minitest", ">= 5.24", "< 7"
 gem "minitest-autotest", "~> 1.0"
 gem "minitest-focus", "~> 1.4"
 gem "minitest-rg", "~> 5.3"
diff --git a/gapic/Gemfile b/gapic/Gemfile
index 791244f..a26afb6 100644
--- a/gapic/Gemfile
+++ b/gapic/Gemfile
@@ -3,7 +3,7 @@ source "https://rubygems.org"
 gemspec
 
 gem "google-style", "~> 1.31.0"
-gem "minitest", "~> 5.24"
+gem "minitest", ">= 5.24", "< 7"
 gem "minitest-autotest", "~> 1.1"
 gem "minitest-focus", "~> 1.4"
 gem "minitest-rg", "~> 5.3"
diff --git a/google-logging-utils/Gemfile b/google-logging-utils/Gemfile
index 791244f..a26afb6 100644
--- a/google-logging-utils/Gemfile
+++ b/google-logging-utils/Gemfile
@@ -3,7 +3,7 @@ source "https://rubygems.org"
 gemspec
 
 gem "google-style", "~> 1.31.0"
-gem "minitest", "~> 5.24"
+gem "minitest", ">= 5.24", "< 7"
 gem "minitest-autotest", "~> 1.1"
 gem "minitest-focus", "~> 1.4"
 gem "minitest-rg", "~> 5.3"