diff --git a/src/lib/decrypter.c b/src/lib/decrypter.c
index af766aa..685f8be 100644
--- a/src/lib/decrypter.c
+++ b/src/lib/decrypter.c
@@ -12,7 +12,7 @@ outputFlags decryptText(char *text, char *key, inputFlags flags)
     //CHECK FOR INVALID key
     if (strlen(key) < getKeyLength())
     {
-        fprintf(stderr, "Key must be at least %d characters long!\n", getKeyLength());
+        if (!flags.noOutput) fprintf(stderr, "Key must be at least %d characters long!\n", getKeyLength());
         exit(INVALID_KEY);
     }
 
diff --git a/src/lib/encrypter.c b/src/lib/encrypter.c
index 1ad1be3..c29f1c2 100644
--- a/src/lib/encrypter.c
+++ b/src/lib/encrypter.c
@@ -27,7 +27,7 @@ outputFlags encryptText(char *text, char *keyNew, inputFlags flags)
     {
         if (strlen(keyNew) < getKeyLength())
         {
-            fprintf(stderr, "Key must be at least %d characters long!\n", getKeyLength());
+            if (!flags.noOutput) fprintf(stderr, "Key must be at least %d characters long!\n", getKeyLength());
             exit(INVALID_KEY);
         }