diff --git a/boot/bootutil/src/loader.c b/boot/bootutil/src/loader.c
index 743aa9a..7a6b020 100644
--- a/boot/bootutil/src/loader.c
+++ b/boot/bootutil/src/loader.c
@@ -888,12 +888,24 @@
     if (IS_ENCRYPTED(hdr)) {
         return false;
     }
+#else
+    if ((hdr->ih_flags & IMAGE_F_ENCRYPTED_AES128) &&
+        (hdr->ih_flags & IMAGE_F_ENCRYPTED_AES256))
+    {
+        return false;
+    }
 #endif
 
 #if !defined(MCUBOOT_DECOMPRESS_IMAGES)
     if (IS_COMPRESSED(hdr)) {
         return false;
     }
+#else
+    if ((hdr->ih_flags & IMAGE_F_COMPRESSED_LZMA1) &&
+        (hdr->ih_flags & IMAGE_F_COMPRESSED_LZMA2))
+    {
+        return false;
+    }
 #endif
 
     return true;