diff --git a/Library/Homebrew/descriptions.rb b/Library/Homebrew/descriptions.rb
index 5e7a5b06c5fa9d1adf0569ea3fbf5c47cbf6d8e1..24e342474495c49336f7b39914a9add375bfbb18 100644
--- a/Library/Homebrew/descriptions.rb
+++ b/Library/Homebrew/descriptions.rb
@@ -12,9 +12,7 @@ class Descriptions
   # If the cache file exists, load it into, and return, a hash; otherwise,
   # return nil.
   def self.load_cache
-    if CACHE_FILE.exist?
-      @cache = Utils::JSON.load(CACHE_FILE.read)
-    end
+    @cache = Utils::JSON.load(CACHE_FILE.read) if CACHE_FILE.exist?
   end
 
   # Write the cache to disk after ensuring the existence of the containing
diff --git a/Library/Homebrew/diagnostic.rb b/Library/Homebrew/diagnostic.rb
index 650ff3eab51884b877b2828aeb45b707a50d5f1f..ae5a64c1dba7398ee67dd6da922e78e391b9572a 100644
--- a/Library/Homebrew/diagnostic.rb
+++ b/Library/Homebrew/diagnostic.rb
@@ -39,15 +39,11 @@ module Homebrew
         vols = get_mounts path
 
         # no volume found
-        if vols.empty?
-          return -1
-        end
+        return -1 if vols.empty?
 
         vol_index = @volumes.index(vols[0])
         # volume not found in volume list
-        if vol_index.nil?
-          return -1
-        end
+        return -1 if vol_index.nil?
         vol_index
       end