diff --git a/x11/vulkan/vulkan-lunarg-tools/pspec.xml b/x11/vulkan/vulkan-lunarg-tools/pspec.xml
index e91b2eebb2..e29f8370b0 100755
--- a/x11/vulkan/vulkan-lunarg-tools/pspec.xml
+++ b/x11/vulkan/vulkan-lunarg-tools/pspec.xml
@@ -22,6 +22,7 @@
             <Dependency>wayland-devel</Dependency>
             <Dependency>vulkan-headers</Dependency>
             <Dependency>vulkan-devel</Dependency>
+            <Dependency>jsoncpp-devel</Dependency>
             <Dependency>qt6-svg-devel</Dependency>
             <Dependency>qt6-webengine-devel</Dependency>
             <Dependency>xcb-util-keysyms-devel</Dependency>