1 files changed, 3 insertions, 3 deletions

diff --git a/collector/memory_bsd.go b/collector/memory_bsd.go
index 4be5ddd..ac8b301 100644
--- a/collector/memory_bsd.go
+++ b/collector/memory_bsd.go
@@ -43,7 +43,7 @@ func init() {
 func NewMemoryCollector(logger log.Logger) (Collector, error) {
         tmp32, err := unix.SysctlUint32("vm.stats.vm.v_page_size")
         if err != nil {
-                return nil, fmt.Errorf("sysctl(vm.stats.vm.v_page_size) failed: %s", err)
+                return nil, fmt.Errorf("sysctl(vm.stats.vm.v_page_size) failed: %w", err)
         }
         size := float64(tmp32)
 
@@ -136,7 +136,7 @@ func (c *memoryCollector) Update(ch chan<- prometheus.Metric) error {
         for _, m := range c.sysctls {
                 v, err := m.Value()
                 if err != nil {
-                        return fmt.Errorf("couldn't get memory: %s", err)
+                        return fmt.Errorf("couldn't get memory: %w", err)
                 }
 
                 // Most are gauges.
@@ -154,7 +154,7 @@ func (c *memoryCollector) Update(ch chan<- prometheus.Metric) error {
 
         swapUsed, err := c.kvm.SwapUsedPages()
         if err != nil {
-                return fmt.Errorf("couldn't get kvm: %s", err)
+                return fmt.Errorf("couldn't get kvm: %w", err)
         }
 
         ch <- prometheus.MustNewConstMetric(