diff --git a/metrics/cer/requirements.txt b/metrics/cer/requirements.txt
index aeeda9ad8..f0f25feee 100644
--- a/metrics/cer/requirements.txt
+++ b/metrics/cer/requirements.txt
@@ -1,2 +1,2 @@
 git+https://github.com/huggingface/evaluate@{COMMIT_PLACEHOLDER}
-jiwer
\ No newline at end of file
+jiwer<4
\ No newline at end of file
diff --git a/metrics/wer/requirements.txt b/metrics/wer/requirements.txt
index aeeda9ad8..f0f25feee 100644
--- a/metrics/wer/requirements.txt
+++ b/metrics/wer/requirements.txt
@@ -1,2 +1,2 @@
 git+https://github.com/huggingface/evaluate@{COMMIT_PLACEHOLDER}
-jiwer
\ No newline at end of file
+jiwer<4
\ No newline at end of file