diff --git a/CHANGELOG.md b/CHANGELOG.md
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,10 @@
 # Revision history for thrift-compiler
 
+## 0.2.0.0
+
+* The folly dependency is now bundled in the Hackage package folly-clib,
+  so that hsthrift and Glean can be built entirely by cabal.
+
 ## 0.1.0.1
 
 * Builds with GHC 9.8.x
diff --git a/Thrift/Compiler/GenConst.hs b/Thrift/Compiler/GenConst.hs
--- a/Thrift/Compiler/GenConst.hs
+++ b/Thrift/Compiler/GenConst.hs
@@ -20,7 +20,12 @@
 import Thrift.Compiler.Types
 
 genConstImports :: HS Const -> Set.Set Import
-genConstImports Const{..} = typeToImport constResolvedType
+genConstImports Const{..} =
+  Set.union baseImports (typeToImport constResolvedType)
+  where
+    baseImports = Set.fromList
+      [ QImport "Data.Default" "Default"
+      ]
 
 genConstDecl :: HS Const -> [HS.Decl ()]
 genConstDecl Const{..} =
diff --git a/thrift-compiler.cabal b/thrift-compiler.cabal
--- a/thrift-compiler.cabal
+++ b/thrift-compiler.cabal
@@ -3,7 +3,7 @@
 -- Copyright (c) Facebook, Inc. and its affiliates.
 
 name:                thrift-compiler
-version:             0.1.0.1
+version:             0.2.0.0
 synopsis: A compiler from the Thrift Interface Definition Language (IDL) to Haskell
 homepage:            https://github.com/facebookincubator/hsthrift
 bug-reports:         https://github.com/facebookincubator/hsthrift/issues
@@ -14,8 +14,8 @@
 copyright:           (c) Facebook, All Rights Reserved
 category:            Thrift
 build-type:          Simple
-extra-source-files:  CHANGELOG.md,
-                     test/fixtures/**/*.ast,
+extra-doc-files:     CHANGELOG.md
+extra-source-files:  test/fixtures/**/*.ast,
                      test/fixtures/gen-hs2/**/*.hs,
                      test/if/*.thrift,
                      tests/if/*.thrift,
@@ -97,7 +97,7 @@
         aeson-pretty >= 0.8.10 && < 0.9,
         either >= 5.0.2 && < 5.1,
         extra >= 1.8 && < 1.9,
-        fb-util >= 0.1.0 && < 0.2,
+        fb-util >= 0.1.0 && < 0.3,
         some >= 1.0.6 && < 1.1,
         text-show >= 3.10.5 && < 3.11,
         haskell-src-exts >=1.20.3 && <1.24,
@@ -106,7 +106,7 @@
         async ^>=2.2.1,
         filepath ^>=1.4.2,
         containers >=0.5.11 && <0.7,
-        text ^>=1.2.3.0,
+        text >= 1.2.3.0 && < 2.2,
         transformers >= 0.5.6 && < 0.7,
         bytestring >=0.10.8.2 && <0.13,
         unordered-containers ^>=0.2.9.0,