diff --git a/ops/manifests/manifest-ab.yaml b/ops/manifests/manifest-ab.yaml
index a08a7ef24..062ad335c 100644
--- a/ops/manifests/manifest-ab.yaml
+++ b/ops/manifests/manifest-ab.yaml
@@ -6,7 +6,7 @@ applications:
   path: ../../src
   instances: 1
   memory: 512M
-  stack: cflinuxfs3
+  stack: cflinuxfs4
   timeout: 180
   command: ./run.sh
   health-check-type: http
diff --git a/ops/manifests/manifest-bl.yaml b/ops/manifests/manifest-bl.yaml
index f9d635c32..bb8723f2d 100644
--- a/ops/manifests/manifest-bl.yaml
+++ b/ops/manifests/manifest-bl.yaml
@@ -6,7 +6,7 @@ applications:
   path: ../../src
   instances: 1
   memory: 512M
-  stack: cflinuxfs3
+  stack: cflinuxfs4
   timeout: 180
   command: ./run.sh
   health-check-type: http
diff --git a/ops/manifests/manifest-ik.yaml b/ops/manifests/manifest-ik.yaml
index 6de3d3905..2652b709a 100644
--- a/ops/manifests/manifest-ik.yaml
+++ b/ops/manifests/manifest-ik.yaml
@@ -6,7 +6,7 @@ applications:
   path: ../../src
   instances: 1
   memory: 512M
-  stack: cflinuxfs3
+  stack: cflinuxfs4
   timeout: 180
   command: ./run.sh
   health-check-type: http
diff --git a/ops/manifests/manifest-jon.yaml b/ops/manifests/manifest-jon.yaml
index 44b530731..4b32235fa 100644
--- a/ops/manifests/manifest-jon.yaml
+++ b/ops/manifests/manifest-jon.yaml
@@ -6,7 +6,7 @@ applications:
   path: ../../src
   instances: 1
   memory: 512M
-  stack: cflinuxfs3
+  stack: cflinuxfs4
   timeout: 180
   command: ./run.sh
   health-check-type: http
diff --git a/ops/manifests/manifest-mr.yaml b/ops/manifests/manifest-mr.yaml
index 3150d092d..4280f0558 100644
--- a/ops/manifests/manifest-mr.yaml
+++ b/ops/manifests/manifest-mr.yaml
@@ -6,7 +6,7 @@ applications:
   path: ../../src
   instances: 1
   memory: 512M
-  stack: cflinuxfs3
+  stack: cflinuxfs4
   timeout: 180
   command: ./run.sh
   health-check-type: http
diff --git a/ops/manifests/manifest-nmb.yaml b/ops/manifests/manifest-nmb.yaml
index 6d8b806e4..8352d8ed1 100644
--- a/ops/manifests/manifest-nmb.yaml
+++ b/ops/manifests/manifest-nmb.yaml
@@ -6,7 +6,7 @@ applications:
   path: ../../src
   instances: 1
   memory: 512M
-  stack: cflinuxfs3
+  stack: cflinuxfs4
   timeout: 180
   command: ./run.sh
   health-check-type: http
diff --git a/ops/manifests/manifest-rjm.yaml b/ops/manifests/manifest-rjm.yaml
index e8da5a62e..c5b51c3b5 100644
--- a/ops/manifests/manifest-rjm.yaml
+++ b/ops/manifests/manifest-rjm.yaml
@@ -6,7 +6,7 @@ applications:
   path: ../../src
   instances: 1
   memory: 512M
-  stack: cflinuxfs3
+  stack: cflinuxfs4
   timeout: 180
   command: ./run.sh
   health-check-type: http
diff --git a/ops/manifests/manifest-sspj.yaml b/ops/manifests/manifest-sspj.yaml
index 2bbdcef59..db1c29a1b 100644
--- a/ops/manifests/manifest-sspj.yaml
+++ b/ops/manifests/manifest-sspj.yaml
@@ -6,7 +6,7 @@ applications:
   path: ../../src
   instances: 1
   memory: 512M
-  stack: cflinuxfs3
+  stack: cflinuxfs4
   timeout: 180
   command: ./run.sh
   health-check-type: http
diff --git a/ops/manifests/manifest-stable.yaml b/ops/manifests/manifest-stable.yaml
index 70f394956..619e5fc7a 100644
--- a/ops/manifests/manifest-stable.yaml
+++ b/ops/manifests/manifest-stable.yaml
@@ -6,7 +6,7 @@ applications:
   path: ../../src
   instances: 1
   memory: 512M
-  stack: cflinuxfs3
+  stack: cflinuxfs4
   timeout: 180
   command: ./run.sh
   health-check-type: http
diff --git a/ops/scripts/manifest-sandbox-template.yaml b/ops/scripts/manifest-sandbox-template.yaml
index aafc8e481..ba814b3d5 100644
--- a/ops/scripts/manifest-sandbox-template.yaml
+++ b/ops/scripts/manifest-sandbox-template.yaml
@@ -6,7 +6,7 @@ applications:
   path: ../../src
   instances: 1
   memory: 512M
-  stack: cflinuxfs3
+  stack: cflinuxfs4
   timeout: 180
   command: ./run.sh
   health-check-type: http