diff --git a/semantic-diff.cabal b/semantic-diff.cabal
index 5d249deb5..27181b535 100644
--- a/semantic-diff.cabal
+++ b/semantic-diff.cabal
@@ -50,7 +50,6 @@ library
                      , Language
                      , Language.Markdown
                      , Language.Markdown.Syntax
-                     , Language.Go
                      , Language.Go.Syntax
                      , Language.JSON.Grammar
                      , Language.JSON.Syntax
diff --git a/src/Language/Go.hs b/src/Language/Go.hs
deleted file mode 100644
index 636be0922..000000000
--- a/src/Language/Go.hs
+++ /dev/null
@@ -1,144 +0,0 @@
-{-# LANGUAGE DataKinds #-}
-module Language.Go where
-
-import Control.Comonad
-import Control.Comonad.Cofree
-import Data.Foldable (toList)
-import Data.Maybe
-import Data.Source
-import Data.Text
-import Info
-import qualified Syntax as S
-import Term
-
-termAssignment
-  :: Source -- ^ The source of the term.
-  -> Category -- ^ The category for the term.
-  -> [ SyntaxTerm DefaultFields ] -- ^ The child nodes of the term.
-  -> Maybe (S.Syntax (SyntaxTerm DefaultFields)) -- ^ The resulting term, in Maybe.
-termAssignment source category children = case (category, children) of
-  (Module, [moduleName]) -> Just $ S.Module moduleName []
-  (Import, [importName]) -> Just $ S.Import importName []
-  (Function, [id, params, block]) -> Just $ S.Function id [params] (toList (unwrap block))
-  (Function, [id, params, ty, block]) -> Just $ S.Function id [params, ty] (toList (unwrap block))
-  (For, [body]) | Other "block" <- Info.category (extract body) -> Just $ S.For [] (toList (unwrap body))
-  (For, [forClause, body]) | Other "for_clause" <- Info.category (extract forClause) -> Just $ S.For (toList (unwrap forClause)) (toList (unwrap body))
-  (For, [rangeClause, body]) | Other "range_clause" <- Info.category (extract rangeClause) -> Just $ S.For (toList (unwrap rangeClause)) (toList (unwrap body))
-  (TypeDecl, [identifier, ty]) -> Just $ S.TypeDecl identifier ty
-  (StructTy, _) -> Just (S.Ty children)
-  (FieldDecl, _) -> Just (S.FieldDecl children)
-  (ParameterDecl, param : ty) -> Just $ S.ParameterDecl (listToMaybe ty) param
-  (Assignment, [identifier, expression]) -> Just $ S.VarAssignment [identifier] expression
-  (Select, _) -> Just $ S.Select (children >>= toList . unwrap)
-  (Go, [expr]) -> Just $ S.Go expr
-  (Defer, [expr]) -> Just $ S.Defer expr
-  (SubscriptAccess, [a, b]) -> Just $ S.SubscriptAccess a b
-  (IndexExpression, [a, b]) -> Just $ S.SubscriptAccess a b
-  (Slice, [a, rest]) -> Just $ S.SubscriptAccess a rest
-  (Literal, children) -> Just . S.Indexed $ unpackElement <$> children
-  (Other "composite_literal", [ty, values])
-    | ArrayTy <- Info.category (extract ty)
-    -> Just $ S.Array (Just ty) (toList (unwrap values))
-    | DictionaryTy <- Info.category (extract ty)
-    -> Just $ S.Object (Just ty) (toList (unwrap values))
-    | SliceTy <- Info.category (extract ty)
-    -> Just $ S.SubscriptAccess ty values
-  (Other "composite_literal", []) -> Just $ S.Struct Nothing []
-  (Other "composite_literal", [ty]) -> Just $ S.Struct (Just ty) []
-  (Other "composite_literal", [ty, values]) -> Just $ S.Struct (Just ty) (toList (unwrap values))
-  (TypeAssertion, [a, b]) -> Just $ S.TypeAssertion a b
-  (TypeConversion, [a, b]) -> Just $ S.TypeConversion a b
-  -- TODO: Handle multiple var specs
-  (VarAssignment, [identifier, expression]) -> Just $ S.VarAssignment [identifier] expression
-  (VarDecl, children) -> Just $ S.VarDecl children
-  (FunctionCall, id : rest) -> Just $ S.FunctionCall id [] rest
-  (AnonymousFunction, [params, _, body])
-    | [params'] <- toList (unwrap params)
-    -> Just $ S.AnonymousFunction (toList (unwrap params')) (toList (unwrap body))
-  (PointerTy, _) -> Just $ S.Ty children
-  (ChannelTy, _) -> Just $ S.Ty children
-  (Send, [channel, expr]) -> Just $ S.Send channel expr
-  (Operator, _) -> Just $ S.Operator children
-  (FunctionTy, _) -> Just $ S.Ty children
-  (IncrementStatement, _) -> Just $ S.Leaf (toText source)
-  (DecrementStatement, _) -> Just $ S.Leaf (toText source)
-  (QualifiedType, _) -> Just $ S.Leaf (toText source)
-  (Method, [receiverParams, name, body]) -> Just (S.Method [] name (Just receiverParams) [] (toList (unwrap body)))
-  (Method, [receiverParams, name, params, body])
-    -> Just (S.Method [] name (Just receiverParams) [params] (toList (unwrap body)))
-  (Method, [receiverParams, name, params, ty, body])
-    -> Just (S.Method [] name (Just receiverParams) [params, ty] (toList (unwrap body)))
-  _ -> Nothing
-  where unpackElement element
-          | Element <- Info.category (extract element)
-          , S.Indexed [ child ] <- unwrap element = child
-          | otherwise                             = element
-
-categoryForGoName :: Text -> Category
-categoryForGoName name = case name of
-  "identifier" -> Identifier
-  "package_identifier" -> Identifier
-  "type_identifier" -> Identifier
-  "field_identifier" -> Identifier
-  "label_name" -> Identifier
-  "int_literal" -> NumberLiteral
-  "float_literal" -> FloatLiteral
-  "comment" -> Comment
-  "return_statement" -> Return
-  "interpreted_string_literal" -> StringLiteral
-  "raw_string_literal" -> StringLiteral
-  "binary_expression" -> RelationalOperator
-  "function_declaration" -> Function
-  "func_literal" -> AnonymousFunction
-  "call_expression" -> FunctionCall
-  "selector_expression" -> SubscriptAccess
-  "index_expression" -> IndexExpression
-  "slice_expression" -> Slice
-  "parameters" -> Args
-  "short_var_declaration" -> VarDecl
-  "var_spec" -> VarAssignment
-  "const_spec" -> VarAssignment
-  "assignment_statement" -> Assignment
-  "source_file" -> Program
-  "package_clause" -> Module
-  "if_statement" -> If
-  "for_statement" -> For
-  "expression_switch_statement" -> Switch
-  "type_switch_statement" -> Switch
-  "expression_case_clause" -> Case
-  "type_case_clause" -> Case
-  "select_statement" -> Select
-  "communication_case" -> Case
-  "defer_statement" -> Defer
-  "go_statement" -> Go
-  "type_assertion_expression" -> TypeAssertion
-  "type_conversion_expression" -> TypeConversion
-  "keyed_element" -> Pair
-  "struct_type" -> StructTy
-  "map_type" -> DictionaryTy
-  "array_type" -> ArrayTy
-  "implicit_length_array_type" -> ArrayTy
-  "parameter_declaration" -> ParameterDecl
-  "expression_case" -> Case
-  "type_spec" -> TypeDecl
-  "field_declaration" -> FieldDecl
-  "pointer_type" -> PointerTy
-  "slice_type" -> SliceTy
-  "element" -> Element
-  "literal_value" -> Literal
-  "channel_type" -> ChannelTy
-  "send_statement" -> Send
-  "unary_expression" -> Operator
-  "function_type" -> FunctionTy
-  "inc_statement" -> IncrementStatement
-  "dec_statement" -> DecrementStatement
-  "qualified_type" -> QualifiedType
-  "break_statement" -> Break
-  "continue_statement" -> Continue
-  "rune_literal" -> RuneLiteral
-  "method_declaration" -> Method
-  "import_spec" -> Import
-  "block" -> ExpressionStatements
-  "parenthesized_expression" -> ParenthesizedExpression
-  "parenthesized_type" -> ParenthesizedType
-  s -> Other s
diff --git a/src/TreeSitter.hs b/src/TreeSitter.hs
index e4d3d9ad4..ef2f7e7a6 100644
--- a/src/TreeSitter.hs
+++ b/src/TreeSitter.hs
@@ -20,7 +20,6 @@ import Data.Span
 import qualified Data.Syntax.Assignment as A
 import Data.Text (Text, pack)
 import Language
-import qualified Language.Go as Go
 import Foreign
 import Foreign.C.String (peekCString)
 import Foreign.Marshal.Array (allocaArray)
@@ -113,7 +112,6 @@ assignTerm language source annotation children allChildren =
     _ -> defaultTermAssignment source annotation children allChildren
   where assignTermByLanguage :: Source -> Category -> [ SyntaxTerm DefaultFields ] -> Maybe (S.Syntax (SyntaxTerm DefaultFields))
         assignTermByLanguage = case languageForTSLanguage language of
-          Just Language.Go -> Go.termAssignment
           _ -> \ _ _ _ -> Nothing
 
 defaultTermAssignment :: Source -> Record DefaultFields -> [ SyntaxTerm DefaultFields ] -> IO [ SyntaxTerm DefaultFields ] -> IO (SyntaxTerm DefaultFields)
@@ -190,7 +188,6 @@ categoryForLanguageProductionName = withDefaults . byLanguage
       s -> productionMap s
 
     byLanguage language = case languageForTSLanguage language of
-      Just Language.Go -> Go.categoryForGoName
       _ -> Other