diff --git a/Start_Windows/game.c b/Start_Windows/game.c
index 79d5496..544106b 100644
--- a/Start_Windows/game.c
+++ b/Start_Windows/game.c
@@ -101,7 +101,7 @@ int createWordSalad(char salad[MAX_SEARCH_FIELD_LEN][MAX_SEARCH_FIELD_LEN], unsi
    // fügt zufällige Buchstaben ein
    for(int l = 0; l < searchFieldLen; l++){
       for(int m = 0; m < searchFieldLen; m++ ){
-         if(isalpha(salad[l][m]) == 0 ){
+         if(char isalpha(salad[l][m]) == 0 ){
             // zufällige Buchstaben erzeugen
             char alphabet [] = "abcdefghijklmnopqrstuvwxyz";
             int laenge = strlen(alphabet);
diff --git a/Start_Windows/input.o b/Start_Windows/input.o
new file mode 100644
index 0000000..b05a684
Binary files /dev/null and b/Start_Windows/input.o differ