diff --git a/README.md b/README.md
index 7fb6f4d..1e48f70 100644
--- a/README.md
+++ b/README.md
@@ -224,6 +224,6 @@ docker run --rm --entrypoint cat my-sist2-image /root/sist2 > sist2-x64-linux
     git clone --recursive https://github.com/sist2app/sist2/
     (cd sist2-vue; npm install; npm run build)
     (cd sist2-admin/frontend; npm install; npm run build)
-    cmake -DSIST_DEBUG=off -DCMAKE_TOOLCHAIN_FILE=<VCPKG_ROOT>/scripts/buildsystems/vcpkg.cmake .
+    cmake -DSIST_DEBUG=off -G "Unix Makefiles" -DCMAKE_TOOLCHAIN_FILE=<VCPKG_ROOT>/scripts/buildsystems/vcpkg.cmake .
     make
     ```
diff --git a/sist2-vue/src/Sist2Api.js b/sist2-vue/src/Sist2Api.js
index 0d69ef5..149f577 100644
--- a/sist2-vue/src/Sist2Api.js
+++ b/sist2-vue/src/Sist2Api.js
@@ -69,7 +69,8 @@ class Sist2Api {
                     hit._props.isImage = true;
                 }
                 if ("width" in hit._source && !hit._props.isSubDocument && hit._source.videoc !== "tiff"
-                    && hit._source.videoc !== "raw" && hit._source.videoc !== "ppm") {
+                    && hit._source.videoc !== "raw" && hit._source.videoc !== "ppm"
+                    && hit._source.mime !== "image/jp2") {
                     hit._props.isPlayableImage = true;
                 }
                 if ("width" in hit._source && "height" in hit._source) {