diff --git a/src/main/c/Tim/hangman.c b/src/main/c/Tim/hangman.c
index 43949e9..951e977 100644
--- a/src/main/c/Tim/hangman.c
+++ b/src/main/c/Tim/hangman.c
@@ -4,6 +4,7 @@
 #include <stdlib.h>
 #include <time.h>
 #include <stdbool.h>
+#include <ctype.h>
 
 #define LISTSIZE 10
 #define MAX_WORD_LENGTH 30
@@ -90,11 +91,38 @@ bool letterGuessed(char x, char y[], int length, char ptr[])
 {
     int counter = 0;
     for(int i = 0; i<length; i++) {
-        if (x == y[i]) {
-            ptr[i] = x;
-            printf("Dein gewählter Buchstabe %c war ein Treffer!\n", x);
-            counter++;
+        if(isupper(x)!=0)
+        {
+            if (x == y[i]-32 || x == y[i] )
+            {
+                if(i ==0)
+                {
+                    ptr[i] = x;
+                }
+                else
+                {
+                    ptr[i] = x+32;
+                }
+                printf("Dein gewaehlter Buchstabe %c war ein Treffer!\n", x);
+                counter++;
+            }
+        }
+        else
+        {
+            if (x == y[i]||x == y[i]+32)
+            {
+                if(i == 0)
+                {
+                    ptr[i] = x-32;
+                }
+                else {
+                    ptr[i] = x;
+                }
+                printf("Dein gewaehlter Buchstabe %c war ein Treffer!\n", x);
+                counter++;
+            }
         }
+
     }
     if(counter>0)
     {