diff --git a/.github/workflows/ssj-ci.yml b/.github/workflows/ssj-ci.yml
index 144b61f68..0ce4e3128 100644
--- a/.github/workflows/ssj-ci.yml
+++ b/.github/workflows/ssj-ci.yml
@@ -4,8 +4,7 @@ on:
   push:
     branches:
       - main
-    paths:
-      - cairo/kakarot-ssj/**
+  pull_request: {}
 
 env:
   GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
@@ -17,25 +16,48 @@ concurrency:
 permissions: read-all
 
 jobs:
+  paths-filter:
+    runs-on: ubuntu-latest
+    outputs:
+      crates: ${{ steps.filter.outputs.crates }}
+    steps:
+      - uses: actions/checkout@v4
+      - uses: dorny/paths-filter@v3
+        id: filter
+        with:
+          filters: |
+            crates:
+              - 'cairo/kakarot-ssj/crates/**'
+
   ssj-build:
+    needs: paths-filter
+    if: needs.paths-filter.outputs.crates == 'true'
     uses: ./.github/workflows/ssj-build.yml
     with:
       artifact-name: ssj-build
 
   ssj-tests-unit:
+    needs: paths-filter
+    if: needs.paths-filter.outputs.crates == 'true'
     uses: ./.github/workflows/ssj-tests-unit.yml
     with:
       run-fmt-check: false
 
   ssj-ef-tests:
     uses: ./.github/workflows/ssj-ef-tests.yml
-    needs: [ssj-build]
+    needs:
+      - ssj-build
+      - paths-filter
+    if: needs.paths-filter.outputs.crates == 'true'
     with:
       artifact-name: ssj-build
 
   ssj-resources:
     runs-on: ubuntu-latest
-    needs: [ssj-ef-tests]
+    needs:
+      - ssj-ef-tests
+      - paths-filter
+    if: needs.paths-filter.outputs.crates == 'true'
     steps:
       - uses: actions/checkout@v4
       - uses: astral-sh/setup-uv@v2
diff --git a/.github/workflows/ssj-test.yml b/.github/workflows/ssj-test.yml
deleted file mode 100644
index b3dc169c7..000000000
--- a/.github/workflows/ssj-test.yml
+++ /dev/null
@@ -1,29 +0,0 @@
-name: SSJ-CI
-
-permissions: read-all
-
-on:
-  pull_request:
-    paths:
-      - cairo/kakarot-ssj/**
-
-concurrency:
-  group: ssj-${{ github.workflow }}-${{ github.ref }}
-  cancel-in-progress: true
-
-jobs:
-  ssj-build:
-    uses: ./.github/workflows/ssj-build.yml
-    with:
-      artifact-name: ssj-build
-
-  ssj-tests-unit:
-    uses: ./.github/workflows/ssj-tests-unit.yml
-    with:
-      run-fmt-check: true
-
-  ssj-ef-tests:
-    uses: ./.github/workflows/ssj-ef-tests.yml
-    needs: [ssj-build]
-    with:
-      artifact-name: ssj-build
diff --git a/Makefile b/Makefile
index 49593abcf..9b5080471 100644
--- a/Makefile
+++ b/Makefile
@@ -6,17 +6,27 @@ endif
 
 .PHONY: build test coverage clean
 
+# 176384150 corresponds to release v0.1.13 of Kakarot SSJ.
+KKRT_SSJ_RELEASE_ID = 176384150
+# Kakarot SSJ artifacts for precompiles.
+KKRT_SSJ_BUILD_ARTIFACT_URL = $(shell curl -L https://api.github.com/repos/kkrt-labs/kakarot-ssj/releases/${KKRT_SSJ_RELEASE_ID} | jq -r '.assets[0].browser_download_url')
 KATANA_VERSION = v1.0.0-alpha.14
+ROOT_DIR:=$(shell dirname $(realpath $(lastword $(MAKEFILE_LIST))))
 
 BUILD_DIR = build
 SSJ_DIR = $(BUILD_DIR)/ssj
+SSJ_ZIP = dev-artifacts.zip
 
-build-ssj:
-	@echo "Building Kakarot SSJ"
-	@mkdir -p $(SSJ_DIR)
-	@cd cairo/kakarot-ssj && scarb build -p contracts && find target/dev -type f -name '*contracts*' | grep -vE 'test|mock|Mock' | xargs -I {} cp {} ../../$(SSJ_DIR)
+$(SSJ_DIR): $(SSJ_ZIP)
+	rm -rf $(SSJ_DIR)
+	mkdir -p $(SSJ_DIR)
+	unzip -o $(SSJ_ZIP) -d $(SSJ_DIR)
+	rm -f $(SSJ_ZIP)
+
+$(SSJ_ZIP):
+	curl -sL -o $(SSJ_ZIP) "$(KKRT_SSJ_BUILD_ARTIFACT_URL)"
 
-build: build-ssj
+build: $(SSJ_DIR)
 	uv run compile
 
 deploy: build build-sol
diff --git a/docker/deployer/Dockerfile b/docker/deployer/Dockerfile
index 55cadaf4f..ee4ab82cb 100644
--- a/docker/deployer/Dockerfile
+++ b/docker/deployer/Dockerfile
@@ -65,7 +65,7 @@ RUN git clone --depth 1 https://github.com/asdf-vm/asdf.git "$HOME/.asdf" && \
 RUN source "$HOME/.asdf/asdf.sh" && asdf plugin add scarb && asdf install scarb 0.7.0  && asdf install scarb 2.6.5 && asdf install scarb 2.8.3
 
 RUN --mount=type=cache,target=/root/.cache \
-    source "$HOME/.asdf/asdf.sh" && source "$HOME/.cargo/env" && make build-ssj && make build && make build-sol
+    source "$HOME/.asdf/asdf.sh" && source "$HOME/.cargo/env" && make build && make build-sol
 
 
 ############################################