diff --git a/src/store.c b/src/store.c
index ec58d98..31323f5 100644
--- a/src/store.c
+++ b/src/store.c
@@ -109,7 +109,7 @@
 
    #if OPENSSL_VERSION_NUMBER < 0x10100000L
       EVP_CIPHER_CTX_init(&ctx);
-      EVP_EncryptInit_ex(&ctx, EVP_aes_256_cbc()(), NULL, cfg->key, cfg->iv);
+      EVP_EncryptInit_ex(&ctx, EVP_aes_256_cbc(), NULL, cfg->key, cfg->iv);
       blocklen = EVP_CIPHER_CTX_block_size(&ctx);
    #else
       ctx = EVP_CIPHER_CTX_new();