diff --git a/misc/rubygem-dotenv-rails-rails50/Makefile b/misc/rubygem-dotenv-rails-rails50/Makefile
index 8b0165effa52..2c6730070c87 100644
--- a/misc/rubygem-dotenv-rails-rails50/Makefile
+++ b/misc/rubygem-dotenv-rails-rails50/Makefile
@@ -14,7 +14,7 @@ LICENSE=	MIT
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
 RUN_DEPENDS=	rubygem-dotenv>=${PORTVERSION}:misc/rubygem-dotenv \
-		rubygem-railties50>=3.2:www/rubygem-railties50
+		rubygem-railties50>=3.2<6.1:www/rubygem-railties50
 
 USES=		gem
 USE_RUBY=	yes