diff --git a/train_gpt2.cu b/train_gpt2.cu
index 074708d0a..913a65393 100644
--- a/train_gpt2.cu
+++ b/train_gpt2.cu
@@ -198,6 +198,7 @@ __device__ __forceinline__ void stochastic_rounding(float in, float *out, unsign
 // ----------------------------------------------------------------------------
 // fread convenience utils, with nice handling of error checking using macros
 // simple replace fopen, fread, fclose with fopenCheck, freadCheck, fcloseCheck
+
 FILE *fopen_check(const char *path, const char *mode, const char *file, int line) {
     FILE *fp = fopen(path, mode);
     if (fp == NULL) {
@@ -211,6 +212,7 @@ FILE *fopen_check(const char *path, const char *mode, const char *file, int line
     }
     return fp;
 }
+
 #define fopenCheck(path, mode) fopen_check(path, mode, __FILE__, __LINE__)
 
 void fread_check(void *ptr, size_t size, size_t nmemb, FILE *stream, const char *file, int line) {
@@ -232,6 +234,7 @@ void fread_check(void *ptr, size_t size, size_t nmemb, FILE *stream, const char
         exit(EXIT_FAILURE);
     }
 }
+
 #define freadCheck(ptr, size, nmemb, stream) fread_check(ptr, size, nmemb, stream, __FILE__, __LINE__)
 
 void fclose_check(FILE *fp, const char *file, int line) {
@@ -243,6 +246,7 @@ void fclose_check(FILE *fp, const char *file, int line) {
         exit(EXIT_FAILURE);
     }
 }
+
 #define fcloseCheck(fp) fclose_check(fp, __FILE__, __LINE__)
 
 // ----------------------------------------------------------------------------
@@ -260,6 +264,7 @@ void *malloc_check(size_t size, const char *file, int line) {
     }
     return ptr;
 }
+
 #define mallocCheck(size) malloc_check(size, __FILE__, __LINE__)
 
 // ----------------------------------------------------------------------------
@@ -2055,6 +2060,7 @@ int sample_softmax(const float* logits, int n, float coin) {
 
 // ----------------------------------------------------------------------------
 // Tokenizer (only supports decoding: tokens (integers) -> strings)
+
 typedef struct {
     uint32_t vocab_size;
     char **token_table;
@@ -2134,6 +2140,7 @@ void tokenizer_free(Tokenizer *tokenizer) {
 
 // ----------------------------------------------------------------------------
 // Logger lite, will probably grow/change some over time
+
 typedef struct {
     FILE *logfile;
     int flush_every; // every how many steps to flush the log
@@ -2164,6 +2171,7 @@ void logger_free(Logger *logger) {
 
 // ----------------------------------------------------------------------------
 // CLI, poor man's argparse
+
 void error_usage() {
     // default run = debugging run with TinyShakespeare
     // bigger run = train on TinyStories! e.g. val/sample less often, but sample more tokens, write to logfile