diff --git a/.devcontainer/Dockerfile b/.devcontainer/Dockerfile
index 5aaf59e..b1324b1 100644
--- a/.devcontainer/Dockerfile
+++ b/.devcontainer/Dockerfile
@@ -8,8 +8,8 @@ ENV DISPLAY=:0
 RUN apt install -y build-essential git
 RUN apt install -y chicken-bin
 
-# Install chicken tools
-RUN chicken-install beaker csm
+# Install chicken dependencies
+RUN chicken-install srfi-99 srfi-1 srfi-113 srfi-69 csm srfi-78
 
 # Install raylib
 RUN apt install -y libasound2-dev libx11-dev libxrandr-dev libxi-dev libgl1-mesa-dev libglu1-mesa-dev libxcursor-dev libxinerama-dev libwayland-dev libxkbcommon-dev
@@ -18,5 +18,4 @@ cd raylib/src/ && \
 make PLATFORM=PLATFORM_DESKTOP && \
 make install
 
-# Install egg dependencies
-RUN chicken-install -from-list deps.lock
\ No newline at end of file
+RUN chicken-install raylib
\ No newline at end of file
diff --git a/COLLABORATION.org b/COLLABORATION.org
index 36a7956..ae7ef8b 100644
--- a/COLLABORATION.org
+++ b/COLLABORATION.org
@@ -11,12 +11,6 @@ Once both of the above are installed, the devcontainer can be started with ~devc
 
 Once the devcontainer is running, enter it with ~devcontainer exec --workspace-folder . bash~. This will put you at the repository root.
 
-* Dependencies
-The ~deps.lock~ file contains the versions of eggs used in this repository. They can be installed with ~chicken-install -from-list deps.lock~.
-
-* Collaborating with Emacs
-The ~.dir-locals.el~ file automatically sets the Geiser Scheme implementation to Chicken, for any Scheme source file in this directory.
-
 * Running Tests & Samples
 From the ~build~ directory, run ~csm -program <module> ..~ to build a particular module, the ~./<module>~ to run it.
 
diff --git a/deps.lock b/deps.lock
deleted file mode 100644
index 5740b68..0000000
--- a/deps.lock
+++ /dev/null
@@ -1,14 +0,0 @@
-("raylib" "1.2.0")
-("srfi-1" "0.5.1")
-("r7rs" "1.0.12")
-("srfi-69" "0.4.3")
-("matchable" "1.2")
-("srfi-113" "2.0.0")
-("foreigners" "1.5")
-("srfi-99" "1.4.5")
-("srfi-14" "0.2.1")
-("miscmacros" "1.0")
-("srfi-78" "0.5")
-("srfi-42" "1.76")
-("srfi-128" "0.11")
-("srfi-13" "0.3.4")