diff --git a/spec/fixtures/parsers/arithmetic.c b/spec/fixtures/parsers/arithmetic.c
index e1978745..08571017 100644
--- a/spec/fixtures/parsers/arithmetic.c
+++ b/spec/fixtures/parsers/arithmetic.c
@@ -24,7 +24,7 @@ enum {
 };
 
 static const char *ts_symbol_names[] = {
-    [ts_builtin_sym_ambiguity] = "DOCUMENT",
+    [ts_builtin_sym_ambiguity] = "AMBIGUITY",
     [ts_builtin_sym_document] = "DOCUMENT",
     [sym_expression] = "expression",
     [sym_sum] = "sum",
diff --git a/spec/fixtures/parsers/c.c b/spec/fixtures/parsers/c.c
index f8e269b2..b7e28fe6 100644
--- a/spec/fixtures/parsers/c.c
+++ b/spec/fixtures/parsers/c.c
@@ -66,7 +66,7 @@ enum {
 };
 
 static const char *ts_symbol_names[] = {
-    [ts_builtin_sym_ambiguity] = "DOCUMENT",
+    [ts_builtin_sym_ambiguity] = "AMBIGUITY",
     [ts_builtin_sym_document] = "DOCUMENT",
     [sym_program] = "program",
     [sym_function_definition] = "function_definition",
diff --git a/spec/fixtures/parsers/golang.c b/spec/fixtures/parsers/golang.c
index 439d7fe0..ede31e6d 100644
--- a/spec/fixtures/parsers/golang.c
+++ b/spec/fixtures/parsers/golang.c
@@ -89,7 +89,7 @@ enum {
 };
 
 static const char *ts_symbol_names[] = {
-    [ts_builtin_sym_ambiguity] = "DOCUMENT",
+    [ts_builtin_sym_ambiguity] = "AMBIGUITY",
     [ts_builtin_sym_document] = "DOCUMENT",
     [sym_program] = "program",
     [sym_package_directive] = "package_directive",
diff --git a/spec/fixtures/parsers/javascript.c b/spec/fixtures/parsers/javascript.c
index 2fe8784c..d4ee0e0b 100644
--- a/spec/fixtures/parsers/javascript.c
+++ b/spec/fixtures/parsers/javascript.c
@@ -111,7 +111,7 @@ enum {
 };
 
 static const char *ts_symbol_names[] = {
-    [ts_builtin_sym_ambiguity] = "DOCUMENT",
+    [ts_builtin_sym_ambiguity] = "AMBIGUITY",
     [ts_builtin_sym_document] = "DOCUMENT",
     [sym_program] = "program",
     [sym_statement] = "statement",
diff --git a/spec/fixtures/parsers/json.c b/spec/fixtures/parsers/json.c
index b6c80f90..bb53efd5 100644
--- a/spec/fixtures/parsers/json.c
+++ b/spec/fixtures/parsers/json.c
@@ -23,7 +23,7 @@ enum {
 };
 
 static const char *ts_symbol_names[] = {
-    [ts_builtin_sym_ambiguity] = "DOCUMENT",
+    [ts_builtin_sym_ambiguity] = "AMBIGUITY",
     [ts_builtin_sym_document] = "DOCUMENT",
     [sym_value] = "value",
     [sym_object] = "object",
diff --git a/src/compiler/generate_code/c_code.cc b/src/compiler/generate_code/c_code.cc
index 9fe927f4..b4a066e4 100644
--- a/src/compiler/generate_code/c_code.cc
+++ b/src/compiler/generate_code/c_code.cc
@@ -342,8 +342,12 @@ class CCodeGenerator {
         return "ERROR";
       else if (symbol == rules::END_OF_INPUT())
         return "END";
-      else
+      else if (symbol == rules::DOCUMENT())
         return "DOCUMENT";
+      else if (symbol == rules::AMBIGUITY())
+        return "AMBIGUITY";
+      else
+        return "";
     } else {
       return rule_name(symbol);
     }