diff --git a/Library/Homebrew/descriptions.rb b/Library/Homebrew/descriptions.rb
index 5e7a5b06c5..24e3424744 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 650ff3eab5..ae5a64c1db 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