diff --git a/vulkan-loader.spec b/vulkan-loader.spec
index 8fece50..a178789 100644
--- a/vulkan-loader.spec
+++ b/vulkan-loader.spec
@@ -73,8 +73,7 @@ to make use of Vulkan.
 %build
 %cmake \
 	-DVulkanHeaders_INCLUDE_DIR:PATH="%_includedir" \
-	-DVulkanRegistry_DIR:PATH="%_datadir/vulkan/registry" \
-	-DCMAKE_INSTALL_SYSCONFDIR="%_sysconfdir"
+	-DVulkanRegistry_DIR:PATH="%_datadir/vulkan/registry"
 make %{?_smp_mflags}
 
 %install