diff --git a/library/error.c b/library/error.c
index e7b521bc7..71d4faa70 100644
--- a/library/error.c
+++ b/library/error.c
@@ -69,10 +69,6 @@
 #include "mbedtls/cipher.h"
 #endif
 
-#if defined(MBEDTLS_CMAC_C)
-#include "mbedtls/cmac.h"
-#endif
-
 #if defined(MBEDTLS_CTR_DRBG_C)
 #include "mbedtls/ctr_drbg.h"
 #endif