diff --git a/CHANGELOG.markdown b/CHANGELOG.markdown
--- a/CHANGELOG.markdown
+++ b/CHANGELOG.markdown
@@ -1,3 +1,7 @@
+3.7.4 [maintenance release]
+-----
+* Backported the API for `ALens` and `ALens'` to support `snap` builds on old platforms.
+
 3.7.3 [maintenance release]
 -----
 * Removed my intra-package dependency upper bounds for my own packages. In particular this enables us to work with `semigroups` 0.9.
diff --git a/lens.cabal b/lens.cabal
--- a/lens.cabal
+++ b/lens.cabal
@@ -1,6 +1,6 @@
 name:          lens
 category:      Data, Lenses
-version:       3.7.3
+version:       3.7.4
 license:       BSD3
 cabal-version: >= 1.8
 license-file:  LICENSE
diff --git a/src/Control/Lens/Loupe.hs b/src/Control/Lens/Loupe.hs
--- a/src/Control/Lens/Loupe.hs
+++ b/src/Control/Lens/Loupe.hs
@@ -30,6 +30,11 @@
 
   -- * Simplified
   , SimpleLoupe
+
+  -- * ALens forward compatibility
+  , ALens
+  , ALens'
+  , cloneLens
   ) where
 
 import Control.Applicative              as Applicative
@@ -73,8 +78,13 @@
 
 type Loupe s t a b = LensLike (Context a b) s t a b
 
+
 -- | @type 'SimpleLoupe' = 'Simple' 'Loupe'@
 type SimpleLoupe s a = Loupe s s a a
+
+type ALens s t a b = Loupe s t a b
+
+type ALens' s a = Loupe s s a a
 
 -- | A 'Loupe'-specific version of ('Control.Lens.Getter.^.')
 --