diff --git a/buildscripts/swiftest-build-env.yml b/buildscripts/swiftest-build-env.yml
index 0521c0639..914b3ffdb 100644
--- a/buildscripts/swiftest-build-env.yml
+++ b/buildscripts/swiftest-build-env.yml
@@ -12,4 +12,5 @@ dependencies:
   - cmake>=3.5.0
   - cython>=3.0.0
   - make
+  - m4
   - ninja
\ No newline at end of file