2 files changed, 5 insertions, 5 deletions
diff --git a/README b/README
index 4629ec5..ee07278 100644
--- a/README
+++ b/README
@@ -53,7 +53,7 @@ optional arguments:
 
 $ ./sirtet -h [height] -w [width] -p [pieces]
 
-The minimum value is 4 for height and width, and 1 for piece. Default
+The minimum value is 5 for height and width, and 1 for piece. Default
 values are 8, 8, and 3.
 
 ---------------------------------- UI ----------------------------------
diff --git a/sirtet.c b/sirtet.c
index aa37feb..9a2ef69 100644
--- a/sirtet.c
+++ b/sirtet.c
@@ -259,15 +259,15 @@ int main(int argc, char *argv[]) {
         switch (opt) {
             case 'h':
                 sscanf(optarg, "%d", &H);
-                if (H < 4) {
-                    printf("Map height cannot be less than 4\n");
+                if (H < 5) {
+                    printf("Map height cannot be less than 5\n");
                     return 1;
                 }
                 break;
             case 'w':
                 sscanf(optarg, "%d", &W);
-                if (W < 4) {
-                    printf("Map width cannot be less than 4\n");
+                if (W < 5) {
+                    printf("Map width cannot be less than 5\n");
                     return 1;
                 }
                 break;