diff --git a/otp.c b/otp.c
index 24e5c42..1102688 100644
--- a/otp.c
+++ b/otp.c
@@ -2907,6 +2907,7 @@ int universal_decrypt(const char* input_data, const char* output_target, decrypt
         if (mode == DECRYPT_MODE_FILE_TO_TEXT) {
             printf("Decrypting ASCII armored file...\n");
         }
+        // Note: DECRYPT_MODE_FILE_TO_FILE should be completely silent for piping
     } else {
         // Text input (interactive or piped)
         const char* message_text;
@@ -3063,8 +3064,11 @@ int universal_decrypt(const char* input_data, const char* output_target, decrypt
         }
         fclose(output_fp);
         
-        printf("File decrypted successfully: %s\n", output_file);
-        printf("Note: ASCII format does not preserve original filename/permissions\n");
+        // Only show success messages in non-silent modes
+        if (mode != DECRYPT_MODE_FILE_TO_FILE) {
+            printf("File decrypted successfully: %s\n", output_file);
+            printf("Note: ASCII format does not preserve original filename/permissions\n");
+        }
     } else {
         // Text output to stdout
         ciphertext[ciphertext_len] = '\0';