diff --git a/agent/software_windows_386.go b/agent/software_windows_386.go
index 8c1291b..953e614 100644
--- a/agent/software_windows_386.go
+++ b/agent/software_windows_386.go
@@ -31,7 +31,7 @@ func (a *WindowsAgent) GetInstalledSoftware() []rmm.SoftwareList {
 			Name:        s.Name(),
 			Version:     s.Version(),
 			Publisher:   s.Publisher,
-			InstallDate: fmt.Sprintf("%02d/%02d/%d", t.Month(), t.Day(), t.Year()),
+			InstallDate: fmt.Sprintf("%02d-%d-%02d", t.Year(), t.Month(), t.Day()),
 			Size:        ByteCountSI(s.EstimatedSize * 1024),
 			Source:      s.InstallSource,
 			Location:    s.InstallLocation,
diff --git a/agent/software_windows_amd64.go b/agent/software_windows_amd64.go
index 44586c7..3c8c4b5 100644
--- a/agent/software_windows_amd64.go
+++ b/agent/software_windows_amd64.go
@@ -21,7 +21,7 @@ func (a *WindowsAgent) GetInstalledSoftware() []rmm.SoftwareList {
 			Name:        s.Name(),
 			Version:     s.Version(),
 			Publisher:   s.Publisher,
-			InstallDate: fmt.Sprintf("%02d/%02d/%d", t.Month(), t.Day(), t.Year()),
+			InstallDate: fmt.Sprintf("%02d-%d-%02d", t.Year(), t.Month(), t.Day()),
 			Size:        ByteCountSI(s.EstimatedSize * 1024),
 			Source:      s.InstallSource,
 			Location:    s.InstallLocation,