diff --git a/extra/lensfun/PKGBUILD b/extra/lensfun/PKGBUILD
index 5cd4db839..ba3a6094f 100644
--- a/extra/lensfun/PKGBUILD
+++ b/extra/lensfun/PKGBUILD
@@ -5,7 +5,7 @@
 
 pkgname=lensfun
 pkgver=0.3.4
-pkgrel=2
+pkgrel=3
 epoch=1
 pkgdesc='Database of photographic lenses and a library that allows advanced access to the database'
 arch=(x86_64)
@@ -14,13 +14,22 @@ license=(LGPL3)
 depends=(glib2)
 makedepends=(python-setuptools python-build python-installer python-wheel libpng doxygen cmake)
 optdepends=('python: for lensfun-update-data and lensfun-add-adapter')
-source=(https://github.com/lensfun/lensfun/archive/v$pkgver/$pkgname-$pkgver.tar.gz)
-sha256sums=('dafb39c08ef24a0e2abd00d05d7341b1bf1f0c38bfcd5a4c69cf5f0ecb6db112')
+source=(https://github.com/lensfun/lensfun/archive/v$pkgver/$pkgname-$pkgver.tar.gz
+        fix-python-module-install.patch)
+sha256sums=('dafb39c08ef24a0e2abd00d05d7341b1bf1f0c38bfcd5a4c69cf5f0ecb6db112'
+            'e29af58568f6d68f728bc68dba08587e7a7678f6547ab4259f59f20f0efac13a')
+
+prepare() {
+# Fix Python module installation
+  patch -d $pkgname-$pkgver -p1 < fix-python-module-install.patch
+}
 
 build() {
   cmake -B build -S $pkgname-$pkgver \
     -DCMAKE_INSTALL_PREFIX=/usr \
+    -DCMAKE_BUILD_TYPE=None \
     -DCMAKE_CXX_FLAGS="$CXXFLAGS -fno-delete-null-pointer-checks" \
+    -DINSTALL_PYTHON_MODULE=OFF \
     -DBUILD_FOR_SSE=off \
     -DBUILD_FOR_SSE2=off
   cmake --build build