diff --git a/lrzip.c b/lrzip.c
index 9fd7980..b1df6a4 100644
--- a/lrzip.c
+++ b/lrzip.c
@@ -449,6 +449,12 @@ static void open_tmpinbuf(rzip_control *control)
 		fatal("Failed to malloc tmp_inbuf in open_tmpinbuf\n");
 }
 
+void clear_tmpinbuf(rzip_control *control)
+{
+	control->in_relofs += control->in_len;
+	control->in_len = control->in_ofs = 0;
+}
+
 void close_tmpinbuf(rzip_control *control)
 {
 	control->flags &= ~FLAG_TMP_INBUF;
diff --git a/lrzip.h b/lrzip.h
index aa6c43b..a4977aa 100644
--- a/lrzip.h
+++ b/lrzip.h
@@ -36,4 +36,6 @@ void write_stdout_header(rzip_control *control);
 void write_fdout(rzip_control *control, void *buf, i64 len);
 void flush_tmpoutbuf(rzip_control *control);
 void close_tmpoutbuf(rzip_control *control);
+void clear_tmpinbuf(rzip_control *control);
+void close_tmpinbuf(rzip_control *control);
 #endif
diff --git a/runzip.c b/runzip.c
index 75d92c3..ea757df 100644
--- a/runzip.c
+++ b/runzip.c
@@ -325,6 +325,8 @@ i64 runzip_fd(rzip_control *control, int fd_in, int fd_out, int fd_hist, i64 exp
 			flush_tmpoutbuf(control);
 		else if (STDOUT)
 			dump_tmpoutfile(control, fd_out);
+		if (TMP_INBUF)
+			clear_tmpinbuf(control);
 	} while (total < expected_size || (!expected_size && !control->eof));
 
 	gettimeofday(&end,NULL);