diff --git a/app/controllers/projects/blob_controller.rb b/app/controllers/projects/blob_controller.rb
index 9fce1db6742..4c6db91d7c0 100644
--- a/app/controllers/projects/blob_controller.rb
+++ b/app/controllers/projects/blob_controller.rb
@@ -96,7 +96,7 @@ class Projects::BlobController < Projects::ApplicationController
   private
 
   def blob
-    @blob ||= Blob.decorate(@repository.blob_at(@commit.id, @path))
+    @blob ||= Blob.decorate(@repository.blob_at(@commit.id, @path), @project)
 
     if @blob
       @blob
diff --git a/app/models/blob.rb b/app/models/blob.rb
index 55872acef51..c6315a6789f 100644
--- a/app/models/blob.rb
+++ b/app/models/blob.rb
@@ -6,6 +6,8 @@ class Blob < SimpleDelegator
   # The maximum size of an SVG that can be displayed.
   MAXIMUM_SVG_SIZE = 2.megabytes
 
+  attr_reader :project
+
   # Wrap a Gitlab::Git::Blob object, or return nil when given nil
   #
   # This method prevents the decorated object from evaluating to "truthy" when
@@ -16,10 +18,16 @@ class Blob < SimpleDelegator
   #
   #     blob = Blob.decorate(nil)
   #     puts "truthy" if blob # No output
-  def self.decorate(blob)
+  def self.decorate(blob, project)
     return if blob.nil?
 
-    new(blob)
+    new(blob, project)
+  end
+
+  def initialize(blob, project)
+    @project = project
+
+    super(blob)
   end
 
   # Returns the data of the blob.
diff --git a/app/models/commit.rb b/app/models/commit.rb
index 8b8b3f00202..bb4cb8efd15 100644
--- a/app/models/commit.rb
+++ b/app/models/commit.rb
@@ -316,7 +316,7 @@ class Commit
   def uri_type(path)
     entry = @raw.tree.path(path)
     if entry[:type] == :blob
-      blob = ::Blob.decorate(Gitlab::Git::Blob.new(name: entry[:name]))
+      blob = ::Blob.decorate(Gitlab::Git::Blob.new(name: entry[:name]), @project)
       blob.image? || blob.video? ? :raw : :blob
     else
       entry[:type]
diff --git a/app/models/repository.rb b/app/models/repository.rb
index e74edb8e6f7..d02aea49689 100644
--- a/app/models/repository.rb
+++ b/app/models/repository.rb
@@ -450,7 +450,7 @@ class Repository
 
   def blob_at(sha, path)
     unless Gitlab::Git.blank_ref?(sha)
-      Blob.decorate(Gitlab::Git::Blob.find(self, sha, path))
+      Blob.decorate(Gitlab::Git::Blob.find(self, sha, path), project)
     end
   rescue Gitlab::Git::Repository::NoRepository
     nil