diff --git a/libSavitar/rules b/libSavitar/rules
index f39124f..bb50ada 100755
--- a/libSavitar/rules
+++ b/libSavitar/rules
@@ -22,6 +22,7 @@ override_dh_auto_configure:
 	        --builddirectory=build-$${PYX} -- \
 	        $(CMAKE_COMMON_OPTIONS) \
 	        -DCMAKE_BUILD_TYPE:STRING="RelWithDebInfo" \
+	        -DPython_VERSION:STRING="$${PYX}" \
 	        -DPYTHON_SITE_PACKAGES_DIR:FILEPATH=/usr/lib/python$${PYX}/dist-packages \
 	        -DPYTHON_EXECUTABLE:FILEPATH=$$(which python$${PYX}) \
 	        -DCMAKE_INSTALL_LIBDIR=/usr/lib/$(DEB_HOST_MULTIARCH) ; \
@@ -34,6 +35,7 @@ override_dh_auto_configure:
 	        --builddirectory=build-$${PYX}-dbg -- \
 	        $(CMAKE_COMMON_OPTIONS) \
 	        -DCMAKE_BUILD_TYPE:STRING="Debug" \
+	        -DPython_VERSION:STRING="$${PYX}" \
 	        -DPYTHON_SITE_PACKAGES_DIR:FILEPATH=/usr/lib/python$${PYX}/dist-packages \
 	        -DPYTHON_EXECUTABLE:FILEPATH=$$(which python$${PYX}) \
 	        -DCMAKE_INSTALL_LIBDIR=/usr/lib/debug/lib/$(DEB_HOST_MULTIARCH) \