diff --git a/cc/sdk.go b/cc/sdk.go
index 4f361eb..6341926 100644
--- a/cc/sdk.go
+++ b/cc/sdk.go
@@ -47,16 +47,16 @@
 
 			// Mark the SDK variant.
 			modules[1].(*Module).Properties.IsSdkVariant = true
-			// SDK variant is not supposed to be installed
-			modules[1].(*Module).Properties.PreventInstall = true
 
 			if ctx.Config().UnbundledBuildApps() {
 				// For an unbundled apps build, hide the platform variant from Make.
 				modules[0].(*Module).Properties.HideFromMake = true
+				modules[0].(*Module).Properties.PreventInstall = true
 			} else {
 				// For a platform build, mark the SDK variant so that it gets a ".sdk" suffix when
 				// exposed to Make.
 				modules[1].(*Module).Properties.SdkAndPlatformVariantVisibleToMake = true
+				modules[1].(*Module).Properties.PreventInstall = true
 			}
 			ctx.AliasVariation("")
 		} else if isCcModule && ccModule.isImportedApiLibrary() {
@@ -74,8 +74,8 @@
 					if apiLibrary.hasApexStubs() {
 						// For an unbundled apps build, hide the platform variant from Make.
 						modules[1].(*Module).Properties.HideFromMake = true
-						modules[1].(*Module).Properties.PreventInstall = true
 					}
+					modules[1].(*Module).Properties.PreventInstall = true
 				} else {
 					// For a platform build, mark the SDK variant so that it gets a ".sdk" suffix when
 					// exposed to Make.