diff --git a/Dockerfile b/Dockerfile
index 39defc2..c55b362 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -18,6 +18,7 @@ ENV RAILS_ENV="production" \
 
 RUN \
   apk add --no-cache \
+    assimp \
     file \
     glfw \
     imagemagick \
diff --git a/Dockerfile.aarch64 b/Dockerfile.aarch64
index 5db01ad..e31addd 100644
--- a/Dockerfile.aarch64
+++ b/Dockerfile.aarch64
@@ -18,6 +18,7 @@ ENV RAILS_ENV="production" \
 
 RUN \
   apk add --no-cache \
+    assimp \
     file \
     glfw \
     imagemagick \