diff --git a/src/string_utils.h b/src/string_utils.h
index 2ea01741..19781a50 100644
--- a/src/string_utils.h
+++ b/src/string_utils.h
@@ -13,6 +13,8 @@ extern "C" {
 #include "utf8proc/utf8proc.h"
 #include "vector.h"
 
+  #define MAX_UTF8_CHAR_SIZE 4
+
 // NOTE: this particular implementation works only for ASCII strings
 int string_compare_case_insensitive(const char *str1, const char *str2);
 int string_compare_n_case_insensitive(const char *str1, const char *str2, size_t len);
diff --git a/src/transliteration_table_builder.c b/src/transliteration_table_builder.c
index d101efb1..186b8c5c 100644
--- a/src/transliteration_table_builder.c
+++ b/src/transliteration_table_builder.c
@@ -17,8 +17,6 @@ Only used once at setup/make time, not overly concerned with optimization
 
 #include "utf8proc/utf8proc.h"
 
-#define MAX_UTF8_CHAR_SIZE 4
-
 string_tree_t *regex_string_tree(char *regex, size_t len) {
     uint8_t *char_ptr = (uint8_t *)regex;
     char last_ch = '\0';
@@ -536,7 +534,6 @@ int main(int argc, char **argv) {
 
                     log_debug("rule_key=%s\n", char_array_get_string(rule_key));
 
-
                     size_t context_key_len;
 
                     if (num_context_strings == 0) {