diff --git a/include/crypto/types.h b/include/crypto/types.h
index 0d81404091..0a75f03a3f 100644
--- a/include/crypto/types.h
+++ b/include/crypto/types.h
@@ -20,6 +20,9 @@ typedef struct rsa_meth_st RSA_METHOD;
 typedef struct ec_key_st EC_KEY;
 typedef struct ec_key_method_st EC_KEY_METHOD;
 #  endif
+#  ifndef OPENSSL_NO_DSA
+typedef struct dsa_st DSA;
+#  endif
 # endif
 
 # ifndef OPENSSL_NO_EC