diff --git a/.drone.yml b/.drone.yml
index bd062ea..2d55a9d 100644
--- a/.drone.yml
+++ b/.drone.yml
@@ -13,7 +13,7 @@ workspace:
 steps:
 - name: cache-init_electron-ozone
   pull: if-not-exists
-  image: leophys/pikaur:0.2
+  image: leophys/pikaur:0.3
   user: root
   commands:
   - |
@@ -36,7 +36,7 @@ steps:
       cp -r /usr/. /cache_stage/usr/
       getfacl -p -R /usr > /cache_stage/usr/permissions.acl
     fi
-  - chmod a+rw /output
+  - chown build:33 -R /output
   volumes:
   - name: etc_electron-ozone
     path: /cache_stage/etc
@@ -51,7 +51,7 @@ steps:
 
 - name: cache-acl_electron-ozone
   pull: if-not-exists
-  image: leophys/pikaur:0.2
+  image: leophys/pikaur:0.3
   user: root
   commands:
   - setfacl --restore=/etc/permissions.acl
@@ -72,7 +72,7 @@ steps:
 
 - name: build_electron-ozone
   pull: if-not-exists
-  image: leophys/pikaur:0.2
+  image: leophys/pikaur:0.3
   commands:
   - |
     if [ -f /output/lock ]; then
@@ -186,7 +186,7 @@ workspace:
 steps:
 - name: cache-init_discord_arch_electron
   pull: if-not-exists
-  image: leophys/pikaur:0.2
+  image: leophys/pikaur:0.3
   user: root
   commands:
   - |
@@ -209,7 +209,7 @@ steps:
       cp -r /usr/. /cache_stage/usr/
       getfacl -p -R /usr > /cache_stage/usr/permissions.acl
     fi
-  - chmod a+rw /output
+  - chown -R build:33 /output
   volumes:
   - name: etc_discord_arch_electron
     path: /cache_stage/etc
@@ -224,7 +224,7 @@ steps:
 
 - name: cache-acl_discord_arch_electron
   pull: if-not-exists
-  image: leophys/pikaur:0.2
+  image: leophys/pikaur:0.3
   user: root
   commands:
   - setfacl --restore=/etc/permissions.acl
@@ -246,7 +246,7 @@ steps:
 
 - name: build_discord_arch_electron
   pull: if-not-exists
-  image: leophys/pikaur:0.2
+  image: leophys/pikaur:0.3
   commands:
   - |
     if [ -f /output/lock ]; then
@@ -381,6 +381,6 @@ depends_on:
 
 ---
 kind: signature
-hmac: ee49a15eb797f2ad05e9289dacfc7f2ed34488cb2fc79bd4f5af416d489c5fa3
+hmac: 6a46d65e99fe32d2c18292beb7ddc3f278cc3cf68013d3ce5821fc248a9befdb
 
 ...
diff --git a/Dockerfile b/Dockerfile
index 0e73051..99804a0 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -4,8 +4,8 @@ ARG uid=1000
 ARG gid=33
 
 RUN CHECK_GROUP=$(cat /etc/group|awk -F: '{print $3}'|egrep "^${gid}$"|wc -l) \
-    && if [ $CHECK_GROUP -eq 0 ]; then groupadd -g ${gid} doer; fi \
-    && useradd -u ${uid} -g ${gid} -m -d /doer doer \
+    && if [ $CHECK_GROUP -eq 0 ]; then groupadd -g ${gid} build; fi \
+    && useradd -u ${uid} -g ${gid} -m -d /build build \
     && pacman -Sy --noconfirm \
         base-devel \
         glibc \
@@ -14,11 +14,11 @@ RUN CHECK_GROUP=$(cat /etc/group|awk -F: '{print $3}'|egrep "^${gid}$"|wc -l) \
         python-commonmark \
         pyalpm \
     && chmod 600 /etc/sudoers \
-    && sed -i"" '/root ALL.*/a doer ALL=(ALL) NOPASSWD:ALL' /etc/sudoers \
+    && sed -i"" '/root ALL.*/a build ALL=(ALL) NOPASSWD:ALL' /etc/sudoers \
  && chmod 440 /etc/sudoers
 
-USER doer
-WORKDIR /doer
+USER build
+WORKDIR /build
 
 RUN git clone https://aur.archlinux.org/pikaur.git \
  && cd pikaur \