diff --git a/src/misc_tools.c b/src/misc_tools.c
index 4430a35..a3dc418 100644
--- a/src/misc_tools.c
+++ b/src/misc_tools.c
@@ -70,8 +70,8 @@ void print_time(WINDOW *window)
     wattroff(window,COLOR_PAIR(BLUE));
 }
 
-/* Returns true if the string is empty, false otherwise */
-bool string_is_empty(char *string)
+/* Returns 1 if the string is empty, 0 otherwise */
+int string_is_empty(char *string)
 {
     return string[0] == '\0';
 }
diff --git a/src/misc_tools.h b/src/misc_tools.h
index af264b9..4d711e9 100644
--- a/src/misc_tools.h
+++ b/src/misc_tools.h
@@ -32,8 +32,8 @@ struct tm *get_time(void);
 /* Prints the time to given window */
 void print_time(WINDOW *window);
 
-/* Returns true if the string is empty, false otherwise */
-bool string_is_empty(char *string);
+/* Returns 1 if the string is empty, 0 otherwise */
+int string_is_empty(char *string);
 
 /* convert a multibyte string to a wide character string (must provide buffer) */
 int char_to_wcs_buf(wchar_t *buf, const uint8_t *string, size_t n);