diff --git a/Earthfile b/Earthfile
index a74ecafc..fae4e054 100644
--- a/Earthfile
+++ b/Earthfile
@@ -13,7 +13,7 @@ deps-base:
 deps-capnp:
     FROM +deps-base
     COPY scripts/earthly/install_capnproto.sh /
-    RUN /bin/bash /install_capnproto.sh; rm /install_capnproto.sh
+    RUN /bin/bash /install_capnproto.sh 1; rm /install_capnproto.sh
 
 # Install protoc
 deps-protoc:
@@ -147,4 +147,4 @@ package-linux-arm64:
 
 package-linux:
     BUILD +package-linux-amd64
-    BUILD +package-linux-arm64
\ No newline at end of file
+    BUILD +package-linux-arm64
diff --git a/scripts/earthly/install_capnproto.sh b/scripts/earthly/install_capnproto.sh
index 69ae43df..97d6e774 100755
--- a/scripts/earthly/install_capnproto.sh
+++ b/scripts/earthly/install_capnproto.sh
@@ -5,7 +5,7 @@ curl -O https://capnproto.org/capnproto-c++-0.10.2.tar.gz
 tar zxf capnproto-c++-0.10.2.tar.gz
 cd capnproto-c++-0.10.2
 ./configure --without-openssl
-make -j6 check
+make -j$1 check
 if [ "$EUID" -ne 0 ]; then
     if command -v checkinstall &> /dev/null; then 
         sudo checkinstall -y