diff --git a/crypto/des/read2pwd.c b/crypto/des/read2pwd.c
index db31adb526c90566ec4b0224b306e494a08994d0..748d0e621b8793659d9dd54dd786374868f6858e 100644
--- a/crypto/des/read2pwd.c
+++ b/crypto/des/read2pwd.c
@@ -113,6 +113,8 @@
 #include <openssl/ui.h>
 #include <openssl/crypto.h>
 
+#ifndef OPENSSL_NO_UI
+
 #ifndef BUFSIZ
 #define BUFSIZ 256
 #endif
@@ -141,3 +143,4 @@ int DES_read_2passwords(DES_cblock *key1, DES_cblock *key2,
     OPENSSL_cleanse(buff, BUFSIZ);
     return (ok);
 }
+#endif
diff --git a/include/openssl/des.h b/include/openssl/des.h
index 649bc792eed6319d1753463e3c3c28fab34ed39f..13ce23270379889f3db23c4b660502681ce4044c 100644
--- a/include/openssl/des.h
+++ b/include/openssl/des.h
@@ -220,9 +220,11 @@ void DES_ofb64_encrypt(const unsigned char *in, unsigned char *out,
                        long length, DES_key_schedule *schedule,
                        DES_cblock *ivec, int *num);
 
+#ifndef OPENSSL_NO_UI
 int DES_read_password(DES_cblock *key, const char *prompt, int verify);
 int DES_read_2passwords(DES_cblock *key1, DES_cblock *key2,
                         const char *prompt, int verify);
+#endif
 
 # define DES_fixup_key_parity DES_set_odd_parity