diff --git a/src/ageinseconds.c b/src/ageinseconds.c
index 4bc3512..f04746c 100644
--- a/src/ageinseconds.c
+++ b/src/ageinseconds.c
@@ -1,8 +1,8 @@
 #include <stdio.h>
 #include "ageinseconds.h"
 
-int sekunden(int jahre) {
-    int erg = jahre * 31536000;
+float sekunden(float jahre) {
+    float erg = jahre * 31536000;
     return erg;
 }
 
@@ -73,7 +73,7 @@ int run_ageinseconds() {
 	printf("Dein Alter: ");
 	scanf("%d", &age);
 	printf("-------------------------------------------------");
-	printf("\nDu bist: %d Sekunden alt", sekunden(age));
+	printf("\nDu bist: %0.f Sekunden alt", sekunden(age));
     printf("\n-------------------------------------------------");
     printf("\nDas sind %d in Minuten und %d in Stunden", minuten(age), stunden(age));
 	printf("\n-------------------------------------------------\n");
diff --git a/src/ageinseconds.h b/src/ageinseconds.h
index 2b7a006..a951506 100644
--- a/src/ageinseconds.h
+++ b/src/ageinseconds.h
@@ -1,7 +1,7 @@
 #ifndef AGEINSECONDS_H
 #define AGEINSECONDS_H
 
-int sekunden(int jahre);
+float sekunden(float jahre);
 int minuten(int jahre);
 int stunden(int jahre);