diff --git a/internal/noderesource/noderesource.go b/internal/noderesource/noderesource.go
index 467e1b7..56cbb3d 100644
--- a/internal/noderesource/noderesource.go
+++ b/internal/noderesource/noderesource.go
@@ -852,7 +852,11 @@ func defaultCosmosExporterResources() corev1.ResourceRequirements {
 			corev1.ResourceMemory: resource.MustParse("64Mi"),
 		},
 		Limits: corev1.ResourceList{
-			corev1.ResourceMemory: resource.MustParse("384Mi"),
+			// Temporary: raises the OOM ceiling to reduce restart frequency
+			// while a suspected leak in sei-cosmos-exporter (goroutine-per-
+			// event fan-out in HandleBankTransferEvent, not the eventstream
+			// reconnect path) gets fixed upstream. Does not fix the leak.
+			corev1.ResourceMemory: resource.MustParse("512Mi"),
 		},
 	}
 }
diff --git a/internal/noderesource/noderesource_test.go b/internal/noderesource/noderesource_test.go
index 8c8977d..a403468 100644
--- a/internal/noderesource/noderesource_test.go
+++ b/internal/noderesource/noderesource_test.go
@@ -1771,14 +1771,14 @@ func TestCosmosExporter_DefaultResources(t *testing.T) {
 	sts := mustGenerateStatefulSet(t, node, platformtest.Config())
 	ce := findContainer(sts.Spec.Template.Spec.Containers, containerNameCosmosExporter)
 
-	// 50m/64Mi requests, 256Mi memory limit, no CPU limit (see
+	// 50m/64Mi requests, 512Mi memory limit, no CPU limit (see
 	// defaultCosmosExporterResources — scrape pulls would throttle).
 	cpuReq := ce.Resources.Requests[corev1.ResourceCPU]
 	memReq := ce.Resources.Requests[corev1.ResourceMemory]
 	memLim := ce.Resources.Limits[corev1.ResourceMemory]
 	g.Expect(cpuReq.String()).To(Equal("50m"))
 	g.Expect(memReq.String()).To(Equal("64Mi"))
-	g.Expect(memLim.String()).To(Equal("384Mi"))
+	g.Expect(memLim.String()).To(Equal("512Mi"))
 	_, hasCPULimit := ce.Resources.Limits[corev1.ResourceCPU]
 	g.Expect(hasCPULimit).To(BeFalse())
 }