diff --git a/Library/Homebrew/test/test_checksum.rb b/Library/Homebrew/test/test_checksum.rb
index 72ddb81a3a..4073e7ebfd 100644
--- a/Library/Homebrew/test/test_checksum.rb
+++ b/Library/Homebrew/test/test_checksum.rb
@@ -3,16 +3,16 @@ require "checksum"
 
 class ChecksumTests < Homebrew::TestCase
   def test_empty?
-    assert_empty Checksum.new(:sha1, "")
+    assert_empty Checksum.new(:sha256, "")
   end
 
   def test_equality
-    a = Checksum.new(:sha1, TEST_SHA1)
-    b = Checksum.new(:sha1, TEST_SHA1)
+    a = Checksum.new(:sha256, TEST_SHA256)
+    b = Checksum.new(:sha256, TEST_SHA256)
     assert_equal a, b
 
-    a = Checksum.new(:sha1, TEST_SHA1)
-    b = Checksum.new(:sha1, TEST_SHA1.reverse)
+    a = Checksum.new(:sha256, TEST_SHA256)
+    b = Checksum.new(:sha256, TEST_SHA256.reverse)
     refute_equal a, b
 
     a = Checksum.new(:sha1, TEST_SHA1)
diff --git a/Library/Homebrew/test/test_checksum_verification.rb b/Library/Homebrew/test/test_checksum_verification.rb
index 87d0fb5363..e25d08b833 100644
--- a/Library/Homebrew/test/test_checksum_verification.rb
+++ b/Library/Homebrew/test/test_checksum_verification.rb
@@ -21,22 +21,6 @@ class ChecksumVerificationTests < Homebrew::TestCase
     @_f.clear_cache
   end
 
-  def test_good_sha1
-    formula do
-      sha1 TESTBALL_SHA1
-    end
-
-    assert_checksum_good
-  end
-
-  def test_bad_sha1
-    formula do
-      sha1 "7ea8a98acb8f918df723c2ae73fe67d5664bfd7e"
-    end
-
-    assert_checksum_bad
-  end
-
   def test_good_sha256
     formula do
       sha256 TESTBALL_SHA256
diff --git a/Library/Homebrew/test/test_formula.rb b/Library/Homebrew/test/test_formula.rb
index 312b8245df..07571e78f2 100644
--- a/Library/Homebrew/test/test_formula.rb
+++ b/Library/Homebrew/test/test_formula.rb
@@ -159,7 +159,7 @@ class FormulaTests < Homebrew::TestCase
       homepage "http://example.com"
       url "http://example.com/test-0.1.tbz"
       mirror "http://example.org/test-0.1.tbz"
-      sha1 TEST_SHA1
+      sha256 TEST_SHA256
 
       head "http://example.com/test.git", :tag => "foo"
 
diff --git a/Library/Homebrew/test/test_formula_spec_selection.rb b/Library/Homebrew/test/test_formula_spec_selection.rb
index 4cfcd504cb..85bd9bef14 100644
--- a/Library/Homebrew/test/test_formula_spec_selection.rb
+++ b/Library/Homebrew/test/test_formula_spec_selection.rb
@@ -38,7 +38,7 @@ class FormulaSpecSelectionTests < Homebrew::TestCase
 
   def test_incomplete_spec_not_selected
     f = formula {
-      sha1 TEST_SHA1
+      sha256 TEST_SHA256
       version "1.0"
       head "foo"
     }
@@ -48,7 +48,7 @@ class FormulaSpecSelectionTests < Homebrew::TestCase
 
   def test_incomplete_stable_not_set
     f = formula {
-      sha1 TEST_SHA1
+      sha256 TEST_SHA256
       devel { url "foo-1.1a" }
       head "foo"
     }
diff --git a/Library/Homebrew/test/test_resource.rb b/Library/Homebrew/test/test_resource.rb
index 55845eac36..9f0b1ca980 100644
--- a/Library/Homebrew/test/test_resource.rb
+++ b/Library/Homebrew/test/test_resource.rb
@@ -94,8 +94,6 @@ class ResourceTests < Homebrew::TestCase
 
   def test_checksum_setters
     assert_nil @resource.checksum
-    @resource.sha1(TEST_SHA1)
-    assert_equal Checksum.new(:sha1, TEST_SHA1), @resource.checksum
     @resource.sha256(TEST_SHA256)
     assert_equal Checksum.new(:sha256, TEST_SHA256), @resource.checksum
   end
@@ -120,7 +118,7 @@ class ResourceTests < Homebrew::TestCase
 
   def test_verify_download_integrity_mismatch
     fn = stub(:file? => true)
-    checksum = @resource.sha1(TEST_SHA1)
+    checksum = @resource.sha256(TEST_SHA256)
 
     fn.expects(:verify_checksum).with(checksum).
       raises(ChecksumMismatchError.new(fn, checksum, Object.new))
diff --git a/Library/Homebrew/test/test_software_spec.rb b/Library/Homebrew/test/test_software_spec.rb
index 71eb3762fb..e7533aa0fd 100644
--- a/Library/Homebrew/test/test_software_spec.rb
+++ b/Library/Homebrew/test/test_software_spec.rb
@@ -155,19 +155,19 @@ class BottleSpecificationTests < Homebrew::TestCase
 
   def test_checksum_setters
     checksums = {
-      :snow_leopard_32 => "deadbeef"*5,
-      :snow_leopard    => "faceb00c"*5,
-      :lion            => "baadf00d"*5,
-      :mountain_lion   => "8badf00d"*5
+      :snow_leopard_32 => "deadbeef"*8,
+      :snow_leopard    => "faceb00c"*8,
+      :lion            => "baadf00d"*8,
+      :mountain_lion   => "8badf00d"*8
     }
 
-    checksums.each_pair do |cat, sha1|
-      @spec.sha1(sha1 => cat)
+    checksums.each_pair do |cat, digest|
+      @spec.sha256(digest => cat)
     end
 
-    checksums.each_pair do |cat, sha1|
+    checksums.each_pair do |cat, digest|
       checksum, = @spec.checksum_for(cat)
-      assert_equal Checksum.new(:sha1, sha1), checksum
+      assert_equal Checksum.new(:sha256, digest), checksum
     end
   end