diff --git a/DuetPkg/DuetPkgIa32.dsc b/DuetPkg/DuetPkgIa32.dsc
index 2d6b2afb24..a189fae342 100644
--- a/DuetPkg/DuetPkgIa32.dsc
+++ b/DuetPkg/DuetPkgIa32.dsc
@@ -28,7 +28,7 @@
   DSC_SPECIFICATION              = 0x00010005
   OUTPUT_DIRECTORY               = Build/DuetPkgIA32
   SUPPORTED_ARCHITECTURES        = IA32
-  BUILD_TARGETS                  = DEBUG|RELEASE
+  BUILD_TARGETS                  = DEBUG
   SKUID_IDENTIFIER               = DEFAULT
   FLASH_DEFINITION               = DuetPkg/DuetPkg.fdf
 
diff --git a/DuetPkg/DuetPkgX64.dsc b/DuetPkg/DuetPkgX64.dsc
index a75c5a1afe..fcb547dc7c 100644
--- a/DuetPkg/DuetPkgX64.dsc
+++ b/DuetPkg/DuetPkgX64.dsc
@@ -28,7 +28,7 @@
   DSC_SPECIFICATION              = 0x00010005
   OUTPUT_DIRECTORY               = Build/DuetPkgX64
   SUPPORTED_ARCHITECTURES        = X64
-  BUILD_TARGETS                  = DEBUG|RELEASE
+  BUILD_TARGETS                  = DEBUG
   SKUID_IDENTIFIER               = DEFAULT
   FLASH_DEFINITION               = DuetPkg/DuetPkg.fdf