diff --git a/toolchain/lex/tokenized_buffer_fuzzer.cpp b/toolchain/lex/tokenized_buffer_fuzzer.cpp
index ffb220a41871..0dac75c9783d 100644
--- a/toolchain/lex/tokenized_buffer_fuzzer.cpp
+++ b/toolchain/lex/tokenized_buffer_fuzzer.cpp
@@ -19,7 +19,7 @@ extern "C" int LLVMFuzzerTestOneInput(const unsigned char* data,
   // escaped quotes (`\"` repeated) have O(M * N) behavior for M errors in a
   // file length N, so either that will need to also be fixed or M will need to
   // shrink for large (1MB+) inputs.
-  // This also affects parse_tree_fuzzer.cpp.
+  // This also affects parse/parse_fuzzer.cpp.
   if (size > 100000) {
     return 0;
   }
diff --git a/toolchain/parse/context.h b/toolchain/parse/context.h
index 4df28ba309b6..f07ff20aea83 100644
--- a/toolchain/parse/context.h
+++ b/toolchain/parse/context.h
@@ -18,8 +18,8 @@
 
 namespace Carbon::Parse {
 
-// Context and shared functionality for parser handlers. See parser_state.def
-// for state documentation.
+// Context and shared functionality for parser handlers. See state.def for state
+// documentation.
 class Context {
  public:
   // Possible operator fixities for errors.