diff --git a/src/c/ticTacToe.c b/src/c/ticTacToe.c
index 375fb8a..4fe0ad1 100644
--- a/src/c/ticTacToe.c
+++ b/src/c/ticTacToe.c
@@ -200,24 +200,32 @@ void fillAlmostFull(char field[3][3], bool* pt) {
     }
     if (field[0][1] == 'X') {
         if (field[0][0] == 'X') {
-            field[0][2] = 'X';
-            *pt = true;
-            return;
+            if( field[0][2] = '-'){
+                field[0][2] = 'X';
+                *pt = true;
+                return;
+            }
         }
         else if (field[0][2] == 'X') {
+            if( field[0][0] = '-'){
             field[0][0] = 'X';
             *pt = true;
             return;
+            }
         }
         else if (field[1][1] == 'X') {
+            if( field[2][1] = '-'){
             field[2][1] = 'X';
             *pt = true;
             return;
+            }
         }
         else if (field[2][1] == 'X') {
+            if( field[1][1] = '-'){
             field[1][1] = 'X';
             *pt = true;
             return;
+            }
         }
     }
     if (field[0][2] == 'X') {
@@ -471,24 +479,32 @@ void fillAlmostFull(char field[3][3], bool* pt) {
     }
     if (field[0][1] == 'O') {
         if (field[0][0] == 'O') {
-            field[0][2] = 'X';
-            *pt = true;
-            return;
+            if( field[0][2] = '-'){
+                field[0][2] = 'X';
+                *pt = true;
+                return;
+            }
         }
         else if (field[0][2] == 'O') {
+            if( field[0][0] = '-'){
             field[0][0] = 'X';
             *pt = true;
             return;
+            }
         }
         else if (field[1][1] == 'O') {
+            if( field[2][1] = '-'){
             field[2][1] = 'X';
             *pt = true;
             return;
+            }
         }
         else if (field[2][1] == 'O') {
+            if( field[1][1] = '-'){
             field[1][1] = 'X';
             *pt = true;
             return;
+            }
         }
     }
     if (field[0][2] == 'O') {