diff --git a/.github/workflows/_make_zpkg.yml b/.github/workflows/_make_zpkg.yml
index f8bb964cd..43f0b6f33 100644
--- a/.github/workflows/_make_zpkg.yml
+++ b/.github/workflows/_make_zpkg.yml
@@ -22,8 +22,8 @@ jobs:
     runs-on:
       group: iris_runners
     container:
-      image: ghcr.io/pandablocks/pandablocks-dev-container:latest
-      options: --privileged
+      image: ghcr.io/pandablocks/pandablocks-ci-container:4.1a3
+      options: --privileged --init
 
     steps:
       # Necessary to find action.yml
@@ -43,7 +43,7 @@ jobs:
           cd repos/PandABlocks-fpga
           ln -s CONFIG.example CONFIG
           make WORK_DIR=$WORK_DIR carrier_ip APP_NAME=${{ matrix.app }}
-          make WORK_DIR=$WORK_DIR zpkg APP_NAME=${{ matrix.app }}
+          tini -s -- make WORK_DIR=$WORK_DIR zpkg APP_NAME=${{ matrix.app }}
 
       # Artifacts
       - name: Upload zpkg
diff --git a/.github/workflows/_test_hdl.yml b/.github/workflows/_test_hdl.yml
index f66af11c0..3a1413a32 100644
--- a/.github/workflows/_test_hdl.yml
+++ b/.github/workflows/_test_hdl.yml
@@ -14,7 +14,7 @@ jobs:
     runs-on:
       group: iris_runners
     container:
-        image: ghcr.io/pandablocks/pandablocks-dev-container:latest
+        image: ghcr.io/pandablocks/pandablocks-dev-container:docs_and_docker
         options: --privileged
 
     steps:
diff --git a/.github/workflows/code.yml b/.github/workflows/code.yml
index 5a3868dba..58f2a0d7c 100644
--- a/.github/workflows/code.yml
+++ b/.github/workflows/code.yml
@@ -8,7 +8,7 @@ on:
   push:
     tags:
       - '*'
-    branches: [master]
+    branches: [master, ci_test]
 
 jobs:
 
diff --git a/common/scripts/build_top.tcl b/common/scripts/build_top.tcl
index e3024f831..a62603d71 100644
--- a/common/scripts/build_top.tcl
+++ b/common/scripts/build_top.tcl
@@ -81,8 +81,12 @@ if {[string match "gui" [string tolower $MODE]]} { return }
 # STEP#2: run synthesis, report utilization and timing estimates, write
 # checkpoint design
 #
+set ps [exec /bin/ps]
+puts "$ps -A"
 synth_design -top $HDL_TOP -flatten_hierarchy rebuilt
+puts "$ps -A"
 write_checkpoint -force post_synth
+puts "$ps -A"
 report_timing_summary -file post_synth_timing_summary.rpt
 
 #