diff --git a/fftools/ffprobe.c b/fftools/ffprobe.c
index e0a7322523..0953a029a0 100644
--- a/fftools/ffprobe.c
+++ b/fftools/ffprobe.c
@@ -3161,7 +3161,7 @@ int main(int argc, char **argv)
     }
 
     if (output_filename) {
-        ret = avtextwriter_create_file(&wctx, output_filename, 1);
+        ret = avtextwriter_create_file(&wctx, output_filename);
     } else
         ret = avtextwriter_create_stdout(&wctx);
 
diff --git a/fftools/textformat/avtextwriters.h b/fftools/textformat/avtextwriters.h
index a62f2c8906..87b0024ba1 100644
--- a/fftools/textformat/avtextwriters.h
+++ b/fftools/textformat/avtextwriters.h
@@ -61,7 +61,7 @@ int avtextwriter_create_stdout(AVTextWriterContext **pwctx);
 
 int avtextwriter_create_avio(AVTextWriterContext **pwctx, AVIOContext *avio_ctx, int close_on_uninit);
 
-int avtextwriter_create_file(AVTextWriterContext **pwctx, const char *output_filename, int close_on_uninit);
+int avtextwriter_create_file(AVTextWriterContext **pwctx, const char *output_filename);
 
 int avtextwriter_create_buffer(AVTextWriterContext **pwctx, AVBPrint *buffer);
 
diff --git a/fftools/textformat/tw_avio.c b/fftools/textformat/tw_avio.c
index a80b0d2588..6034f74ec9 100644
--- a/fftools/textformat/tw_avio.c
+++ b/fftools/textformat/tw_avio.c
@@ -76,7 +76,7 @@ const AVTextWriter avtextwriter_avio = {
     .writer_w8            = io_w8
 };
 
-int avtextwriter_create_file(AVTextWriterContext **pwctx, const char *output_filename, int close_on_uninit)
+int avtextwriter_create_file(AVTextWriterContext **pwctx, const char *output_filename)
 {
     IOWriterContext *ctx;
     int ret;
@@ -95,7 +95,7 @@ int avtextwriter_create_file(AVTextWriterContext **pwctx, const char *output_fil
         return ret;
     }
 
-    ctx->close_on_uninit = close_on_uninit;
+    ctx->close_on_uninit = 1;
 
     return ret;
 }