2 files changed, 3 insertions, 3 deletions

diff --git a/src/solvers/tables.h b/src/solvers/tables.h
index 9147972..53091f9 100644
--- a/src/solvers/tables.h
+++ b/src/solvers/tables.h
@@ -39,7 +39,7 @@ readtableinfo(
 
         if (buf_size < INFOSIZE) {
                 LOG("Error reading table: buffer size is too small "
-                    "(given size %" PRIu64 " is smaller than INFOSIZE = %"
+                    "(given size %zu is smaller than INFOSIZE = %"
                     PRId64 ")\n", buf_size, INFOSIZE);
                 return NISSY_ERROR_BUFFER_SIZE;
         }
@@ -97,7 +97,7 @@ writetableinfo(
 
         if (data_size < info->fullsize) {
                 LOG("Error writing table: buffer size is too small "
-                    "(given %" PRId64 " but table requires %" PRId64 ")\n",
+                    "(given %zu but table requires %" PRId64 ")\n",
                     data_size, info->fullsize);
                 return NISSY_ERROR_BUFFER_SIZE;
         }
diff --git a/tools/nissy_extra.h b/tools/nissy_extra.h
index 63d171b..8b27c3e 100644
--- a/tools/nissy_extra.h
+++ b/tools/nissy_extra.h
@@ -10,5 +10,5 @@ for testing purposes only.
 #include "../src/solvers/tables.h"
 
 size_t gendata_h48_derive(uint8_t, const unsigned char *, unsigned char *);
-int parse_h48_solver(const char *, uint8_t [static 1], uint8_t [static 1]);
+long long parse_h48_solver(const char *, uint8_t [static 1], uint8_t [static 1]);
 long long int nissy_datainfo(uint64_t, const unsigned char *);