diff --git a/scripts/test/test-container.sh b/scripts/test/test-container.sh
index 372eb26..17c2acd 100755
--- a/scripts/test/test-container.sh
+++ b/scripts/test/test-container.sh
@@ -19,6 +19,7 @@ for distro in $DISTROS; do
     # Run the command and capture the output
     if OUTPUT=$(docker run --rm \
             -e PKGMGR_DEV=1 \
+            -v pkgmgr_nix_store:/nix \
             -v "$(pwd):/src" \
             -v "pkgmgr_nix_cache:/root/.cache/nix" \
             "$IMAGE" 2>&1); then
diff --git a/scripts/test/test-e2e.sh b/scripts/test/test-e2e.sh
index aeb758e..0559c65 100755
--- a/scripts/test/test-e2e.sh
+++ b/scripts/test/test-e2e.sh
@@ -8,14 +8,9 @@ for distro in $DISTROS; do
   echo ">>> Running E2E tests: $distro"
   echo "============================================================"
 
-  MOUNT_NIX=""
-  if [[ "$distro" == "arch" ]]; then
-    MOUNT_NIX="-v pkgmgr_nix_store:/nix"
-  fi
-
   docker run --rm \
     -v "$(pwd):/src" \
-    $MOUNT_NIX \
+    -v pkgmgr_nix_store:/nix \
     -v "pkgmgr_nix_cache:/root/.cache/nix" \
     -e PKGMGR_DEV=1 \
     -e TEST_PATTERN="${TEST_PATTERN}" \
diff --git a/scripts/test/test-integration.sh b/scripts/test/test-integration.sh
index 5d336e1..a1caedd 100755
--- a/scripts/test/test-integration.sh
+++ b/scripts/test/test-integration.sh
@@ -7,6 +7,7 @@ echo "============================================================"
 
 docker run --rm \
   -v "$(pwd):/src" \
+  -v pkgmgr_nix_store:/nix \
   -v "pkgmgr_nix_cache:/root/.cache/nix" \
   --workdir /src \
   -e PKGMGR_DEV=1 \
diff --git a/scripts/test/test-unit.sh b/scripts/test/test-unit.sh
index 71a1d75..b39f034 100755
--- a/scripts/test/test-unit.sh
+++ b/scripts/test/test-unit.sh
@@ -8,6 +8,7 @@ echo "============================================================"
 docker run --rm \
   -v "$(pwd):/src" \
   -v "pkgmgr_nix_cache:/root/.cache/nix" \
+  -v pkgmgr_nix_store:/nix \
   --workdir /src \
   -e PKGMGR_DEV=1 \
   -e TEST_PATTERN="${TEST_PATTERN}" \