diff --git a/luxcorerender.spec b/luxcorerender.spec
index 689d92d..859f6ed 100644
--- a/luxcorerender.spec
+++ b/luxcorerender.spec
@@ -115,6 +115,10 @@ The %{name}-examples package contains sample binaries using %{name}.
 %autosetup -n LuxCore-%{name}_v%{version}%{?prerelease}
 %setup -q -T -D -a 1 -n LuxCore-%{name}_v%{version}%{?prerelease}
 
+sed -i \
+    -e 's|Boost|BOOST|g' \
+    LuxCore-%{name}_v%{version}%{?prerelease}/CMakeLists.txt
+
 # Fix all Python shebangs recursively in .
 # -p preserves timestamps
 # -n prevents creating ~backup files