diff --git a/testdata/go/v4/memcached-operator/Makefile b/testdata/go/v4/memcached-operator/Makefile
index d7d32c4c75..76882760a0 100644
--- a/testdata/go/v4/memcached-operator/Makefile
+++ b/testdata/go/v4/memcached-operator/Makefile
@@ -48,7 +48,7 @@ endif
 
 # Set the Operator SDK version to use. By default, what is installed on the system is used.
 # This is useful for CI or a project to utilize a specific version of the operator-sdk toolkit.
-OPERATOR_SDK_VERSION ?= v1.38.0
+OPERATOR_SDK_VERSION ?= v1.39.0
 # Image URL to use all building/pushing image targets
 IMG ?= controller:latest
 # ENVTEST_K8S_VERSION refers to the version of kubebuilder assets to be downloaded by envtest binary.
diff --git a/testdata/go/v4/monitoring/memcached-operator/Makefile b/testdata/go/v4/monitoring/memcached-operator/Makefile
index 06daf84540..51d6e0e9ee 100644
--- a/testdata/go/v4/monitoring/memcached-operator/Makefile
+++ b/testdata/go/v4/monitoring/memcached-operator/Makefile
@@ -48,7 +48,7 @@ endif
 
 # Set the Operator SDK version to use. By default, what is installed on the system is used.
 # This is useful for CI or a project to utilize a specific version of the operator-sdk toolkit.
-OPERATOR_SDK_VERSION ?= v1.38.0
+OPERATOR_SDK_VERSION ?= v1.39.0
 # Image URL to use all building/pushing image targets
 IMG ?= controller:latest
 # ENVTEST_K8S_VERSION refers to the version of kubebuilder assets to be downloaded by envtest binary.
diff --git a/testdata/helm/memcached-operator/Makefile b/testdata/helm/memcached-operator/Makefile
index b37bc566a1..766856efd7 100644
--- a/testdata/helm/memcached-operator/Makefile
+++ b/testdata/helm/memcached-operator/Makefile
@@ -48,7 +48,7 @@ endif
 
 # Set the Operator SDK version to use. By default, what is installed on the system is used.
 # This is useful for CI or a project to utilize a specific version of the operator-sdk toolkit.
-OPERATOR_SDK_VERSION ?= v1.38.0
+OPERATOR_SDK_VERSION ?= v1.39.0
 
 # Image URL to use all building/pushing image targets
 IMG ?= controller:latest