diff --git a/go.mod b/go.mod
index 3131632fcce..9ce0b597d23 100644
--- a/go.mod
+++ b/go.mod
@@ -5,10 +5,10 @@ go 1.26.5
 require (
 	github.com/argoproj-labs/argo-rollouts-manager v0.0.10-0.20260826124203-67002e569d7f
 	github.com/argoproj-labs/argocd-image-updater v1.3.0
-	github.com/argoproj-labs/argocd-operator v0.19.0-rc1.0.20260824193734-c354222740c1
+	github.com/argoproj-labs/argocd-operator v0.19.0-rc1.0.20260903101506-65e1565dae0e
 	github.com/argoproj-labs/gitops-promoter v0.35.0
 	github.com/argoproj/argo-cd/gitops-engine v0.7.1-0.20250908182407-97ad5b59a627
-	github.com/argoproj/argo-cd/v3 v3.5.1
+	github.com/argoproj/argo-cd/v3 v3.5.2
 	github.com/cert-manager/cert-manager v1.20.3
 	github.com/go-logr/logr v1.4.4
 	github.com/google/go-cmp v0.7.0
@@ -219,11 +219,11 @@ require (
 )
 
 replace (
-	// v3.5.1 declares gitops-engine at a pseudo-version where go.mod
+	// v3.5.2 declares gitops-engine at a pseudo-version where go.mod
 	// didn't exist yet, then overrides with replace => ./gitops-engine locally.
-	// Downstream consumers must resolve it themselves; pin to the v3.5.1 commit.
-	github.com/argoproj/argo-cd/gitops-engine => github.com/argoproj/argo-cd/gitops-engine v0.0.0-20260812112440-109ca7ca7113
-	// This replace block is from Argo CD v3.5.1 go.mod
+	// Downstream consumers must resolve it themselves; pin to the v3.5.2 commit.
+	github.com/argoproj/argo-cd/gitops-engine => github.com/argoproj/argo-cd/gitops-engine v0.0.0-20260827090335-e258ee23c3e5
+	// This replace block is from Argo CD v3.5.2 go.mod
 	github.com/golang/protobuf => github.com/golang/protobuf v1.5.4
 	github.com/grpc-ecosystem/grpc-gateway => github.com/grpc-ecosystem/grpc-gateway v1.16.0
 	golang.org/x/tools => golang.org/x/tools v0.35.0
diff --git a/go.sum b/go.sum
index d24f5e5ecaf..f9d78ba4f05 100644
--- a/go.sum
+++ b/go.sum
@@ -43,14 +43,14 @@ github.com/argoproj-labs/argo-rollouts-manager v0.0.10-0.20260826124203-67002e56
 github.com/argoproj-labs/argo-rollouts-manager v0.0.10-0.20260826124203-67002e569d7f/go.mod h1:P51MRErJxlueBd9YD/5yOxf2ygwCtMcKku7mPJfFagY=
 github.com/argoproj-labs/argocd-image-updater v1.3.0 h1:MFqUKURoh14wV1ansPGFnzLIvUGhzWOMU8L2x96041U=
 github.com/argoproj-labs/argocd-image-updater v1.3.0/go.mod h1:7h1LqHoKavqo8rofiSPnzMK55n77WrnwCLxtgOb3AtI=
-github.com/argoproj-labs/argocd-operator v0.19.0-rc1.0.20260824193734-c354222740c1 h1:8oereBYBbvk8CAibLm387pR2P6An0UqTPVsmy5MT5Hg=
-github.com/argoproj-labs/argocd-operator v0.19.0-rc1.0.20260824193734-c354222740c1/go.mod h1:bm/IUX9v7NrneEklwsn9R03ebpGKasOvxbziY4HEqnc=
+github.com/argoproj-labs/argocd-operator v0.19.0-rc1.0.20260903101506-65e1565dae0e h1:cxMesXEtRgOW0j5CO3otBMSgeJ+h2GlhnGr4SkB4IcQ=
+github.com/argoproj-labs/argocd-operator v0.19.0-rc1.0.20260903101506-65e1565dae0e/go.mod h1:SeW4a79vL2YxoDXnXrv9Qzc3UGcB3XHsbJfG028CaD4=
 github.com/argoproj-labs/gitops-promoter v0.35.0 h1:uma781gA0XW9Or0RuMnQFwe6ikZUAz/tmStRDSR44r4=
 github.com/argoproj-labs/gitops-promoter v0.35.0/go.mod h1:t6ndi4HS6lixaYyFpNALRQd8R34jbCXsZMxWvOT4dzk=
-github.com/argoproj/argo-cd/gitops-engine v0.0.0-20260812112440-109ca7ca7113 h1:Datv/1guNla320d6ZaHTSaxB3bUVzO83NyeY6LaUjvM=
-github.com/argoproj/argo-cd/gitops-engine v0.0.0-20260812112440-109ca7ca7113/go.mod h1:RsOM4gdM/lsvAfIuzAhYrnHDTLA1AGooZRzVyxbVT3A=
-github.com/argoproj/argo-cd/v3 v3.5.1 h1:jtwPLEFX9mNj3jSq88ugFcScGnOZVs2DWaXFuZxrRT8=
-github.com/argoproj/argo-cd/v3 v3.5.1/go.mod h1:/248vUTcQHNW3fYkaSUc0PkCFA/+mnILl5b6rv+xG6Y=
+github.com/argoproj/argo-cd/gitops-engine v0.0.0-20260827090335-e258ee23c3e5 h1:8vyBhWiaNxZrYw1jN1Qznp6xOWHUTisseNKUPEV+HXM=
+github.com/argoproj/argo-cd/gitops-engine v0.0.0-20260827090335-e258ee23c3e5/go.mod h1:RsOM4gdM/lsvAfIuzAhYrnHDTLA1AGooZRzVyxbVT3A=
+github.com/argoproj/argo-cd/v3 v3.5.2 h1:vYtfW2pEBSL+smt8XdpVZHUg31uERINYH6eXzdiLCY4=
+github.com/argoproj/argo-cd/v3 v3.5.2/go.mod h1:/248vUTcQHNW3fYkaSUc0PkCFA/+mnILl5b6rv+xG6Y=
 github.com/argoproj/pkg/v2 v2.0.1 h1:O/gCETzB/3+/hyFL/7d/VM/6pSOIRWIiBOTb2xqAHvc=
 github.com/argoproj/pkg/v2 v2.0.1/go.mod h1:sdifF6sUTx9ifs38ZaiNMRJuMpSCBB9GulHfbPgQeRE=
 github.com/armon/go-socks5 v0.0.0-20160902184237-e75332964ef5 h1:0CwZNZbxp69SHPdPJAN/hZIm0C4OItdklCFmMRWYpio=
diff --git a/test/openshift/e2e/ginkgo/parallel/1-031_validate_toolchain_test.go b/test/openshift/e2e/ginkgo/parallel/1-031_validate_toolchain_test.go
index 8ed2807ab0e..268dc58dd8b 100644
--- a/test/openshift/e2e/ginkgo/parallel/1-031_validate_toolchain_test.go
+++ b/test/openshift/e2e/ginkgo/parallel/1-031_validate_toolchain_test.go
@@ -87,19 +87,19 @@ var _ = Describe("GitOps Operator Parallel E2E Tests", func() {
 			// These variables need to be maintained according to the component matrix: https://spaces.redhat.com/display/GITOPS/GitOps+Component+Matrix
 			expected_kustomizeVersion := "v5.8.1"
 			expected_helmVersion := "v4.2.1"
-			expected_argocdVersion := "v3.5.1"
+			expected_argocdVersion := "v3.5.2"
 
 			var expected_dexVersion string
 			var expected_redisVersion string
 
 			if os.Getenv("CI") == "prow" {
 				// when running against openshift-ci
-				expected_dexVersion = "v2.45.0"
+				expected_dexVersion = "v2.45.1"
 				expected_redisVersion = "8.2.3"
 
 			} else {
 				// when running against RC/ released version of gitops
-				expected_dexVersion = "v2.45.0"
+				expected_dexVersion = "v2.45.1"
 				expected_redisVersion = "8.2.3"
 			}