diff --git a/Gemfile.lock b/Gemfile.lock
index 28b5a0dd..13fb585a 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -46,7 +46,7 @@ GEM
     rdoc (6.6.3.1)
       psych (>= 4.0.0)
     regexp_parser (2.9.2)
-    reline (0.5.0)
+    reline (0.5.10)
       io-console (~> 0.5)
     rexml (3.3.6)
       strscan
@@ -68,14 +68,14 @@ GEM
     rubocop-sorbet (0.8.5)
       rubocop (>= 1)
     ruby-progressbar (1.13.0)
-    sorbet (0.5.11553)
-      sorbet-static (= 0.5.11553)
-    sorbet-runtime (0.5.11553)
-    sorbet-static (0.5.11553-universal-darwin)
-    sorbet-static (0.5.11553-x86_64-linux)
-    sorbet-static-and-runtime (0.5.11553)
-      sorbet (= 0.5.11553)
-      sorbet-runtime (= 0.5.11553)
+    sorbet (0.5.11577)
+      sorbet-static (= 0.5.11577)
+    sorbet-runtime (0.5.11577)
+    sorbet-static (0.5.11577-universal-darwin)
+    sorbet-static (0.5.11577-x86_64-linux)
+    sorbet-static-and-runtime (0.5.11577)
+      sorbet (= 0.5.11577)
+      sorbet-runtime (= 0.5.11577)
     stringio (3.1.0)
     strscan (3.1.0)
     tapioca (0.16.2)
diff --git a/lib/spoom/sorbet/metrics.rb b/lib/spoom/sorbet/metrics.rb
index 00c9f32b..8b3ee9ae 100644
--- a/lib/spoom/sorbet/metrics.rb
+++ b/lib/spoom/sorbet/metrics.rb
@@ -6,7 +6,7 @@
 module Spoom
   module Sorbet
     module MetricsParser
-      DEFAULT_PREFIX = "ruby_typer.unknown.."
+      DEFAULT_PREFIX = "ruby_typer.unknown."
 
       class << self
         extend T::Sig
diff --git a/test/spoom/context/sorbet_test.rb b/test/spoom/context/sorbet_test.rb
index 1489dc15..7054ee3a 100644
--- a/test/spoom/context/sorbet_test.rb
+++ b/test/spoom/context/sorbet_test.rb
@@ -76,17 +76,10 @@ def test_context_run_srb_from_path
           capture_err: true,
           sorbet_bin: Spoom::Sorbet::BIN_PATH,
         )
-        assert_equal(<<~OUT, result.err)
-          Typechecker for Ruby
+        assert_includes(result.err, <<~OUT)
+          Sorbet: A fast, powerful typechecker designed for Ruby
           Usage:
-            sorbet [OPTION...] <path 1> <path 2> ...
-
-            -e string      Parse an inline ruby string (default: "")
-            -q, --quiet    Silence all non-critical errors
-            -v, --verbose  Verbosity level [0-3]
-            -h             Show short help
-                --help     Show long help
-                --version  Show version
+            sorbet [options] [[--] <path>...]
 
         OUT
         assert(result.status)
diff --git a/test/spoom/sorbet/metrics_test.rb b/test/spoom/sorbet/metrics_test.rb
index 112d3e18..4b38543d 100644
--- a/test/spoom/sorbet/metrics_test.rb
+++ b/test/spoom/sorbet/metrics_test.rb
@@ -23,11 +23,11 @@ def test_parses_metrics
            "uuid": "some-uuid",
            "metrics": [
             {
-             "name": "ruby_typer.unknown..error.total",
+             "name": "ruby_typer.unknown.error.total",
              "value": 1
             },
             {
-             "name": "ruby_typer.unknown..types.input.sends.total",
+             "name": "ruby_typer.unknown.types.input.sends.total",
              "value": 2094
             }
            ]
diff --git a/test/test_helper.rb b/test/test_helper.rb
index 3a7f0e9c..2f5ca4d9 100644
--- a/test/test_helper.rb
+++ b/test/test_helper.rb
@@ -32,6 +32,7 @@ def spoom_gemfile
         gemspec name: "spoom", path: "#{SPOOM_PATH}"
         gem "tapioca"
         gem "sorbet-static-and-runtime", "#{Sorbet::GEM_VERSION}"
+        gem "json", "2.7.2"
       GEMFILE
     end