diff --git a/port/win/win_logger.h b/port/win/win_logger.h
index 87c4dfe46..a85f24c83 100644
--- a/port/win/win_logger.h
+++ b/port/win/win_logger.h
@@ -23,8 +23,6 @@ namespace rocksdb {
 
 class Env;
 
-const int kDebugLogChunkSize = 128 * 1024;
-
 class WinLogger : public rocksdb::Logger {
  public:
   WinLogger(uint64_t (*gettid)(), Env* env, HANDLE file,
diff --git a/util/coding.h b/util/coding.h
index 6aaf403a3..078a03c2f 100644
--- a/util/coding.h
+++ b/util/coding.h
@@ -23,8 +23,7 @@
 
 namespace rocksdb {
 
-// The maximum length of a varint in bytes for 32 and 64 bits respectively.
-const unsigned int kMaxVarint32Length = 5;
+// The maximum length of a varint in bytes for 64-bit.
 const unsigned int kMaxVarint64Length = 10;
 
 // Standard Put... routines append to a string
diff --git a/util/posix_logger.h b/util/posix_logger.h
index 61bb9e38a..f9b93afdb 100644
--- a/util/posix_logger.h
+++ b/util/posix_logger.h
@@ -30,8 +30,6 @@
 
 namespace rocksdb {
 
-const int kDebugLogChunkSize = 128 * 1024;
-
 class PosixLogger : public Logger {
  private:
   FILE* file_;
@@ -129,6 +127,8 @@ class PosixLogger : public Logger {
       const size_t write_size = p - base;
 
 #ifdef ROCKSDB_FALLOCATE_PRESENT
+      const int kDebugLogChunkSize = 128 * 1024;
+
       // If this write would cross a boundary of kDebugLogChunkSize
       // space, pre-allocate more space to avoid overly large
       // allocations from filesystem allocsize options.