diff --git a/dev.Dockerfile b/dev.Dockerfile
index 31191162972..56c878987d0 100644
--- a/dev.Dockerfile
+++ b/dev.Dockerfile
@@ -46,6 +46,9 @@ RUN apk --update --no-cache --virtual .build-deps add \
     "musl-dev~=1.2" \
     "openssl-dev~=1.1" \
     "postgresql-dev~=13" \
+    "gfortran~=10.3" \
+    "openblas-dev~=0.3" \
+    "lapack-dev~=3.9" \
     && \
     pip install -r requirements-dev.txt --compile --no-cache-dir && \
     pip install -r requirements.txt --compile --no-cache-dir \
diff --git a/production.Dockerfile b/production.Dockerfile
index cd9b0ff25e2..e3342f20ff3 100644
--- a/production.Dockerfile
+++ b/production.Dockerfile
@@ -64,6 +64,9 @@ RUN apk --update --no-cache --virtual .build-deps add \
     "git~=2" \
     "libffi-dev~=3.3" \
     "postgresql-dev~=13" \
+    "gfortran~=10.3" \
+    "openblas-dev~=0.3" \
+    "lapack-dev~=3.9" \
     && \
     pip install -r requirements.txt --compile --no-cache-dir \
     && \
diff --git a/requirements.in b/requirements.in
index 8841ff6c61a..0f7e2aad763 100644
--- a/requirements.in
+++ b/requirements.in
@@ -53,4 +53,4 @@ social-auth-core==4.1.0
 statshog==1.0.6
 toronado==0.1.0
 whitenoise==5.2.0
-numpy==1.21.4
+scipy==1.7.1
diff --git a/requirements.txt b/requirements.txt
index 259a9c76aa9..506f776e68e 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -138,7 +138,7 @@ lzstring==1.0.4
 monotonic==1.5
     # via posthoganalytics
 numpy==1.21.4
-    # via -r requirements.in
+    # via scipy
 oauthlib==3.1.0
     # via
     #   requests-oauthlib
@@ -195,6 +195,8 @@ requests==2.25.1
     #   posthoganalytics
     #   requests-oauthlib
     #   social-auth-core
+scipy==1.7.1
+    # via -r requirements.in
 semantic_version==2.8.5
     # via -r requirements.in
 sentry-sdk==1.3.1