diff --git a/src/download_encode_eclip/config.py b/src/download_encode_eclip/config.py
index acba0bd27cd8143d74bcf8a31c00509e685b4f94..b9f0def5175b8a03e4adc1672ad49649024d11cd 100644
--- a/src/download_encode_eclip/config.py
+++ b/src/download_encode_eclip/config.py
@@ -17,6 +17,7 @@ class ConfigEncodeClip:
     eclip_file = data / "CLIP_bed" / "experiment_report_2021_1_22_16h_39m.tsv"
     output = Config.results / "Encode_clips"
     output_gene = output / "gene_without_first_last_exons.bed"
+    output_exon = output / "exon_without_first_last_exons.bed"
     encode_website = "https://www.encodeproject.org"
     merged_output = Config.results / "Encode_clips_merged"