diff --git a/sbin/decryptcore/decryptcore.c b/sbin/decryptcore/decryptcore.c
--- a/sbin/decryptcore/decryptcore.c
+++ b/sbin/decryptcore/decryptcore.c
@@ -41,6 +41,7 @@
 #include <string.h>
 #include <unistd.h>
 
+#include <openssl/err.h>
 #include <openssl/evp.h>
 #include <openssl/pem.h>
 #include <openssl/rsa.h>
@@ -179,8 +180,10 @@
 		unsigned char c[1];
 		RAND_bytes(c, 1);
 	}
-#endif
 	ERR_load_crypto_strings();
+#else
+	OPENSSL_init_crypto(0, NULL);
+#endif
 
 	caph_cache_catpages();
 	if (caph_enter() < 0) {