diff --git a/src/rnp/rnpcfg.h b/src/rnp/rnpcfg.h
index c9478bbd8..37c296eea 100644
--- a/src/rnp/rnpcfg.h
+++ b/src/rnp/rnpcfg.h
@@ -56,7 +56,6 @@
 #define CFG_PASSFD "pass-fd"      /* password file descriptor */
 #define CFG_PASSWD "password"     /* password as command-line constant */
 #define CFG_PASSWORDC "passwordc" /* number of passwords for symmetric encryption */
-#define CFG_USERINPUTFD "user-input-fd" /* user input file descriptor */
 #define CFG_NUMTRIES "numtries"         /* number of password request tries, or 'unlimited' */
 #define CFG_EXPIRATION "expiration"     /* signature expiration time */
 #define CFG_CREATION "creation"         /* signature validity start */
diff --git a/src/rnpkeys/tui.cpp b/src/rnpkeys/tui.cpp
index 73f26dc2d..5d3dca773 100644
--- a/src/rnpkeys/tui.cpp
+++ b/src/rnpkeys/tui.cpp
@@ -365,18 +365,6 @@ cli_rnp_set_generate_params(rnp_cfg &cfg, bool subkey)
         cfg.set_int(CFG_KG_SUBKEY_BITS, cfg.get_int(CFG_NUMBITS));
     } else {
         FILE *input = stdin;
-        if (cfg.has(CFG_USERINPUTFD)) {
-            int inputfd = dup(cfg.get_int(CFG_USERINPUTFD));
-            if (inputfd != -1) {
-                input = rnp_fdopen(inputfd, "r");
-                if (!input) {
-                    close(inputfd);
-                }
-            }
-        }
-        if (!input) {
-            return false;
-        }
         if (subkey) {
             res = rnpkeys_ask_generate_params_subkey(cfg, input);
         } else {
diff --git a/src/tests/generatekey.cpp b/src/tests/generatekey.cpp
index b846ebb4b..3fc682c58 100644
--- a/src/tests/generatekey.cpp
+++ b/src/tests/generatekey.cpp
@@ -582,6 +582,7 @@ ask_expert_details(cli_rnp_t *ctx, rnp_cfg &ops, const char *rsp)
     bool   ret = false;
     int    pipefd[2] = {-1, -1};
     int    user_input_pipefd[2] = {-1, -1};
+    int    saved_stdin = -1;
     size_t rsp_len;
 
     if (pipe(pipefd) == -1) {
@@ -605,13 +606,21 @@ ask_expert_details(cli_rnp_t *ctx, rnp_cfg &ops, const char *rsp)
     }
     close(user_input_pipefd[1]);
 
-    /* Mock user-input*/
-    ctx->cfg().set_int(CFG_USERINPUTFD, user_input_pipefd[0]);
+    /* Replace stdin with our pipe */
+    saved_stdin = dup(STDIN_FILENO);
+    if (dup2(user_input_pipefd[0], STDIN_FILENO) == -1) {
+        ret = false;
+        goto end;
+    }
 
     if (!rnp_cmd(ctx, CMD_GENERATE_KEY, NULL)) {
         ret = false;
         goto end;
     }
+    if (dup2(saved_stdin, STDIN_FILENO) == -1) {
+        ret = false;
+        goto end;
+    }
     ops.copy(ctx->cfg());
     ret = true;
 end:
@@ -619,6 +628,7 @@ ask_expert_details(cli_rnp_t *ctx, rnp_cfg &ops, const char *rsp)
     if (user_input_pipefd[0]) {
         close(user_input_pipefd[0]);
     }
+    close(saved_stdin);
     return ret;
 }
 
diff --git a/src/tests/support.h b/src/tests/support.h
index 620692450..09be356f6 100644
--- a/src/tests/support.h
+++ b/src/tests/support.h
@@ -59,6 +59,8 @@
 
 #ifdef _WIN32
 #define pipe(fds) _pipe(fds, 256, O_BINARY)
+#define dup(fd)  _dup(fd)
+#define dup2(fd1, fd2) _dup2(fd1, fd2)
 int setenv(const char *name, const char *value, int overwrite);
 int unsetenv(const char *name);
 #endif