diff --git a/src/descrambler/libaesdec/libaesdec.h b/src/descrambler/libaesdec/libaesdec.h
index f93ab015..354804af 100755
--- a/src/descrambler/libaesdec/libaesdec.h
+++ b/src/descrambler/libaesdec/libaesdec.h
@@ -19,11 +19,11 @@
     void aes_decrypt_packet(void *keys, unsigned char *packet);
   #else
     // empty functions
-    void *aes_get_key_struct(void)  { return 0; };
-    void aes_free_key_struct(void *keys) { return; };
-    void aes_set_control_words(void *keys, const unsigned char *even, const unsigned char *odd) { return; };
-    void aes_set_even_control_word(void *keys, const unsigned char *even) { return; };
-    void aes_set_odd_control_word(void *keys, const unsigned char *odd) { return; };
-    void aes_decrypt_packet(void *keys, unsigned char *packet) { return; };
+    static inline void *aes_get_key_struct(void)  { return 0; };
+    static inline void aes_free_key_struct(void *keys) { return; };
+    static inline void aes_set_control_words(void *keys, const unsigned char *even, const unsigned char *odd) { return; };
+    static inline void aes_set_even_control_word(void *keys, const unsigned char *even) { return; };
+    static inline void aes_set_odd_control_word(void *keys, const unsigned char *odd) { return; };
+    static inline void aes_decrypt_packet(void *keys, unsigned char *packet) { return; };
   #endif 
 #endif /* LIBAESDEC_H_ */