diff --git a/graphql.cabal b/graphql.cabal
index 49fdfeb..1d40c1c 100644
--- a/graphql.cabal
+++ b/graphql.cabal
@@ -4,7 +4,7 @@ cabal-version: 1.12
 --
 -- see: https://github.com/sol/hpack
 --
--- hash: aba9e6c1a0e250a7d0dbabbbdae5dceb119343f6acf06744da66677a487fcca6
+-- hash: 4035f9ebd6df2085ad80f5918fc5a65f22b2699f620f7f03c2a3e58ac84827d6
 
 name:           graphql
 version:        0.3
@@ -50,7 +50,7 @@ library
   other-modules:
       Paths_graphql
   hs-source-dirs:
-      ./.
+      src
   build-depends:
       aeson
     , base >=4.7 && <5
diff --git a/package.yaml b/package.yaml
index 2ad4c94..cb9d56c 100644
--- a/package.yaml
+++ b/package.yaml
@@ -34,7 +34,7 @@ dependencies:
 - unordered-containers
 
 library:
-  source-dirs: .
+  source-dirs: src
   dependencies:
   - scientific
 
diff --git a/Data/GraphQL.hs b/src/Data/GraphQL.hs
similarity index 100%
rename from Data/GraphQL.hs
rename to src/Data/GraphQL.hs
diff --git a/Data/GraphQL/AST.hs b/src/Data/GraphQL/AST.hs
similarity index 100%
rename from Data/GraphQL/AST.hs
rename to src/Data/GraphQL/AST.hs
diff --git a/Data/GraphQL/AST/Core.hs b/src/Data/GraphQL/AST/Core.hs
similarity index 100%
rename from Data/GraphQL/AST/Core.hs
rename to src/Data/GraphQL/AST/Core.hs
diff --git a/Data/GraphQL/AST/Transform.hs b/src/Data/GraphQL/AST/Transform.hs
similarity index 100%
rename from Data/GraphQL/AST/Transform.hs
rename to src/Data/GraphQL/AST/Transform.hs
diff --git a/Data/GraphQL/Encoder.hs b/src/Data/GraphQL/Encoder.hs
similarity index 100%
rename from Data/GraphQL/Encoder.hs
rename to src/Data/GraphQL/Encoder.hs
diff --git a/Data/GraphQL/Error.hs b/src/Data/GraphQL/Error.hs
similarity index 100%
rename from Data/GraphQL/Error.hs
rename to src/Data/GraphQL/Error.hs
diff --git a/Data/GraphQL/Execute.hs b/src/Data/GraphQL/Execute.hs
similarity index 100%
rename from Data/GraphQL/Execute.hs
rename to src/Data/GraphQL/Execute.hs
diff --git a/Data/GraphQL/Parser.hs b/src/Data/GraphQL/Parser.hs
similarity index 100%
rename from Data/GraphQL/Parser.hs
rename to src/Data/GraphQL/Parser.hs
diff --git a/Data/GraphQL/Schema.hs b/src/Data/GraphQL/Schema.hs
similarity index 100%
rename from Data/GraphQL/Schema.hs
rename to src/Data/GraphQL/Schema.hs
diff --git a/Language/GraphQL/Lexer.hs b/src/Language/GraphQL/Lexer.hs
similarity index 100%
rename from Language/GraphQL/Lexer.hs
rename to src/Language/GraphQL/Lexer.hs