diff --git a/class/defaults.yml b/class/defaults.yml
index 32eecb92..aaea846e 100644
--- a/class/defaults.yml
+++ b/class/defaults.yml
@@ -43,7 +43,7 @@ parameters:
       vault_agent:
         registry: docker.io
         repository: hashicorp/vault
-        tag: '1.17.6'
+        tag: '1.18.3'
       argocd:
         registry: quay.io
         repository: argoproj/argocd
diff --git a/tests/golden/defaults/argocd/argocd/30_argocd/10_argocd.yaml b/tests/golden/defaults/argocd/argocd/30_argocd/10_argocd.yaml
index 2593d5fd..a4796a4c 100644
--- a/tests/golden/defaults/argocd/argocd/30_argocd/10_argocd.yaml
+++ b/tests/golden/defaults/argocd/argocd/30_argocd/10_argocd.yaml
@@ -101,7 +101,7 @@ spec:
             value: 'true'
           - name: VAULT_ADDR
             value: test.syn.tools
-        image: docker.io/hashicorp/vault:1.17.6
+        image: docker.io/hashicorp/vault:1.18.3
         imagePullPolicy: IfNotPresent
         name: vault-agent
         ports: []
diff --git a/tests/golden/https-catalog/argocd/argocd/30_argocd/10_argocd.yaml b/tests/golden/https-catalog/argocd/argocd/30_argocd/10_argocd.yaml
index f7a4fe71..c07623d0 100644
--- a/tests/golden/https-catalog/argocd/argocd/30_argocd/10_argocd.yaml
+++ b/tests/golden/https-catalog/argocd/argocd/30_argocd/10_argocd.yaml
@@ -101,7 +101,7 @@ spec:
             value: 'true'
           - name: VAULT_ADDR
             value: test.syn.tools
-        image: docker.io/hashicorp/vault:1.17.6
+        image: docker.io/hashicorp/vault:1.18.3
         imagePullPolicy: IfNotPresent
         name: vault-agent
         ports: []
diff --git a/tests/golden/openshift/argocd/argocd/30_argocd/10_argocd.yaml b/tests/golden/openshift/argocd/argocd/30_argocd/10_argocd.yaml
index 5fff3055..24d89e2b 100644
--- a/tests/golden/openshift/argocd/argocd/30_argocd/10_argocd.yaml
+++ b/tests/golden/openshift/argocd/argocd/30_argocd/10_argocd.yaml
@@ -106,7 +106,7 @@ spec:
             value: 'true'
           - name: VAULT_ADDR
             value: test.syn.tools
-        image: docker.io/hashicorp/vault:1.17.6
+        image: docker.io/hashicorp/vault:1.18.3
         imagePullPolicy: IfNotPresent
         name: vault-agent
         ports: []
diff --git a/tests/golden/params/argocd/argocd/30_argocd/10_argocd.yaml b/tests/golden/params/argocd/argocd/30_argocd/10_argocd.yaml
index 8942db53..697eb7b4 100644
--- a/tests/golden/params/argocd/argocd/30_argocd/10_argocd.yaml
+++ b/tests/golden/params/argocd/argocd/30_argocd/10_argocd.yaml
@@ -85,7 +85,7 @@ spec:
             value: 'true'
           - name: VAULT_ADDR
             value: test.syn.tools
-        image: mymirror.io/vault:1.17.6
+        image: mymirror.io/vault:1.18.3
         imagePullPolicy: IfNotPresent
         name: vault-agent
         ports: []
diff --git a/tests/golden/prometheus/argocd/argocd/30_argocd/10_argocd.yaml b/tests/golden/prometheus/argocd/argocd/30_argocd/10_argocd.yaml
index 2593d5fd..a4796a4c 100644
--- a/tests/golden/prometheus/argocd/argocd/30_argocd/10_argocd.yaml
+++ b/tests/golden/prometheus/argocd/argocd/30_argocd/10_argocd.yaml
@@ -101,7 +101,7 @@ spec:
             value: 'true'
           - name: VAULT_ADDR
             value: test.syn.tools
-        image: docker.io/hashicorp/vault:1.17.6
+        image: docker.io/hashicorp/vault:1.18.3
         imagePullPolicy: IfNotPresent
         name: vault-agent
         ports: []
diff --git a/tests/golden/syn-teams/argocd/argocd/30_argocd/10_argocd.yaml b/tests/golden/syn-teams/argocd/argocd/30_argocd/10_argocd.yaml
index 2593d5fd..a4796a4c 100644
--- a/tests/golden/syn-teams/argocd/argocd/30_argocd/10_argocd.yaml
+++ b/tests/golden/syn-teams/argocd/argocd/30_argocd/10_argocd.yaml
@@ -101,7 +101,7 @@ spec:
             value: 'true'
           - name: VAULT_ADDR
             value: test.syn.tools
-        image: docker.io/hashicorp/vault:1.17.6
+        image: docker.io/hashicorp/vault:1.18.3
         imagePullPolicy: IfNotPresent
         name: vault-agent
         ports: []