diff --git a/code/apps/server/header/options.h b/code/apps/server/header/options.h
index 59f3fa2..0c9f404 100644
--- a/code/apps/server/header/options.h
+++ b/code/apps/server/header/options.h
@@ -1,4 +1,4 @@
 #pragma once
 #include "system.h"
 
-void generate_minimap(int32_t seed);
+void generate_minimap(int32_t seed, int32_t world_size);
diff --git a/code/apps/server/source/main.c b/code/apps/server/source/main.c
index 00587c1..f9a9efb 100644
--- a/code/apps/server/source/main.c
+++ b/code/apps/server/source/main.c
@@ -9,6 +9,7 @@
 #include "options.h"
 
 #define DEFAULT_WORLD_SEED 302097
+#define DEFAULT_WORLD_DIMS 32
 
 int main(int argc, char** argv) {
     zpl_opts opts={0};
@@ -18,6 +19,7 @@ int main(int argc, char** argv) {
     zpl_opts_add(&opts, "p", "preview-map", "draw world preview", ZPL_OPTS_FLAG);
     zpl_opts_add(&opts, "s", "seed", "world seed", ZPL_OPTS_INT);
     zpl_opts_add(&opts, "r", "random-seed", "generate random world seed", ZPL_OPTS_FLAG);
+    zpl_opts_add(&opts, "ws", "world-size", "world dimensions", ZPL_OPTS_INT);
     uint32_t ok = zpl_opts_compile(&opts, argc, argv);
 
     if (!ok) {
@@ -26,6 +28,7 @@ int main(int argc, char** argv) {
         return -1;
     }
     int32_t seed = zpl_opts_integer(&opts, "seed", DEFAULT_WORLD_SEED);
+    int32_t world_size = zpl_opts_integer(&opts, "world-size", DEFAULT_WORLD_DIMS);
 
     if (zpl_opts_has_arg(&opts, "random-seed")) {
         zpl_random rnd={0};
@@ -35,7 +38,7 @@ int main(int argc, char** argv) {
     }
 
     if (zpl_opts_has_arg(&opts, "preview-map")) {
-        generate_minimap(seed);
+        generate_minimap(seed, world_size);
         return 0;
     }
 
diff --git a/code/apps/server/source/options.c b/code/apps/server/source/options.c
index 6efbe33..fee07f2 100644
--- a/code/apps/server/source/options.c
+++ b/code/apps/server/source/options.c
@@ -3,14 +3,12 @@
 #include "blocks.h"
 #include "zpl.h"
 
-#define TEST_MAP_DIM 32
-
-void generate_minimap(int32_t seed) {
-    world_init(seed, TEST_MAP_DIM, TEST_MAP_DIM);
-    uint8_t *world;
+void generate_minimap(int32_t seed, int32_t world_size) {
+    world_init(seed, world_size, world_size);
+    uint8_t const *world;
     uint32_t len = world_buf(&world, NULL);
     for (int i=0; i<len; i++) {
-        if (i > 0 && i % TEST_MAP_DIM == 0) {
+        if (i > 0 && i % world_size == 0) {
             zpl_printf("\n");
         }
         zpl_printf("%c", blocks_get_symbol(world[i]));