diff --git a/.travis/build.sh b/.travis/build.sh
index f2a2cac50..0763972fa 100755
--- a/.travis/build.sh
+++ b/.travis/build.sh
@@ -54,7 +54,7 @@ if [ "$NO_PYTHON" != 1 ]; then
     pip3 install --user -U --quiet --progress-bar off \
 	 blinker \
 	 pytest-sentry \
-	 pytest-rerunfailures
+	 pytest-rerunfailures==9.1
 fi
 
 echo "Configuration which is going to be built:"
diff --git a/contrib/pyln-testing/requirements.txt b/contrib/pyln-testing/requirements.txt
index 6dcd672f6..b28809f2d 100644
--- a/contrib/pyln-testing/requirements.txt
+++ b/contrib/pyln-testing/requirements.txt
@@ -1,4 +1,5 @@
 pytest==5.*
+pytest-rerunfailures==9.1
 Flask==1.1.1
 cheroot==8.2.1
 ephemeral-port-reserve==1.1.1