diff --git a/Jenkinsfile b/Jenkinsfile
index 3c034803..5431aaf7 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -1,4 +1,4 @@
-@Library('xmos_jenkins_shared_library@v0.10.0') _
+@Library('xmos_jenkins_shared_library@v0.14.1') _
 
 getApproval()
 
@@ -38,7 +38,7 @@ pipeline {
       steps {
         dir("${REPO}/legacy_tests") {
           viewEnv() {
-            // Use Pipfile in legacy_tests, not lib_mic_array/Pipfile
+            // Use requirements.txt in legacy_tests, not lib_mic_array/requirements.txt
             installPipfile(true)
             runPython("./runtests.py --junit-output=${REPO}_tests.xml")
           }
diff --git a/Pipfile b/Pipfile
deleted file mode 100644
index 931d4ad5..00000000
--- a/Pipfile
+++ /dev/null
@@ -1,11 +0,0 @@
-[[source]]
-name = "pypi"
-url = "https://pypi.org/simple"
-verify_ssl = true
-
-[dev-packages]
-flake8 = "*"
-
-[packages]
-pytest = "==6.0.0"
-pytest-xdist = "==1.34.0"
diff --git a/legacy_tests/Pipfile b/legacy_tests/Pipfile
deleted file mode 100644
index f9e5ec53..00000000
--- a/legacy_tests/Pipfile
+++ /dev/null
@@ -1,14 +0,0 @@
-[[source]]
-name = "pypi"
-url = "https://pypi.org/simple"
-verify_ssl = true
-
-[dev-packages]
-
-[packages]
-numpy = "*"
-scipy = "*"
-soundfile = "*"
-
-[requires]
-python_version = "2.7"
diff --git a/legacy_tests/requirements.txt b/legacy_tests/requirements.txt
new file mode 100644
index 00000000..61016be9
--- /dev/null
+++ b/legacy_tests/requirements.txt
@@ -0,0 +1,5 @@
+# python_version 2.7
+
+numpy==1.16.6
+scipy==1.2.3
+soundfile==0.10.3.post1
diff --git a/requirements.txt b/requirements.txt
new file mode 100644
index 00000000..26b87232
--- /dev/null
+++ b/requirements.txt
@@ -0,0 +1,5 @@
+# python_version 3.7
+
+pytest==6.0.1
+pytest-xdist==1.34.0
+flake8