diff --git a/config/initializers/rspec_profiling.rb b/config/initializers/rspec_profiling.rb
index a7efd74f09e93d9afdb62f1604807e54d3611432..b8ad3b1e51c7581ab41a38c02aab0a20d6389bc2 100644
--- a/config/initializers/rspec_profiling.rb
+++ b/config/initializers/rspec_profiling.rb
@@ -1,7 +1,7 @@
 module RspecProfilingExt
   module PSQL
     def establish_connection
-      ::RspecProfiling::Collectors::PSQL::Result.establish_connection(ENV['RSPEC_PROFILING_POSTGRES_URL'])
+      ::RspecProfiling::Collectors::PSQL::Result.establish_connection(ENV['RSPEC_PROFILING_POSTGRES_URL'].to_sym)
     end
   end