diff --git a/src/Microsoft.FeatureManagement.AspNetCore/Microsoft.FeatureManagement.AspNetCore.csproj b/src/Microsoft.FeatureManagement.AspNetCore/Microsoft.FeatureManagement.AspNetCore.csproj
index 81429a96..47abd7c0 100644
--- a/src/Microsoft.FeatureManagement.AspNetCore/Microsoft.FeatureManagement.AspNetCore.csproj
+++ b/src/Microsoft.FeatureManagement.AspNetCore/Microsoft.FeatureManagement.AspNetCore.csproj
@@ -7,6 +7,7 @@
4
0
0
+ -preview5
diff --git a/src/Microsoft.FeatureManagement.Telemetry.ApplicationInsights/Microsoft.FeatureManagement.Telemetry.ApplicationInsights.csproj b/src/Microsoft.FeatureManagement.Telemetry.ApplicationInsights/Microsoft.FeatureManagement.Telemetry.ApplicationInsights.csproj
index 69f03a3d..58d2e5a4 100644
--- a/src/Microsoft.FeatureManagement.Telemetry.ApplicationInsights/Microsoft.FeatureManagement.Telemetry.ApplicationInsights.csproj
+++ b/src/Microsoft.FeatureManagement.Telemetry.ApplicationInsights/Microsoft.FeatureManagement.Telemetry.ApplicationInsights.csproj
@@ -6,6 +6,7 @@
4
0
0
+ -preview5
diff --git a/src/Microsoft.FeatureManagement/Microsoft.FeatureManagement.csproj b/src/Microsoft.FeatureManagement/Microsoft.FeatureManagement.csproj
index dfd5ccc8..9f09649d 100644
--- a/src/Microsoft.FeatureManagement/Microsoft.FeatureManagement.csproj
+++ b/src/Microsoft.FeatureManagement/Microsoft.FeatureManagement.csproj
@@ -7,6 +7,7 @@
4
0
0
+ -preview5