diff --git a/contrib/teamcity/builds/build-make-generator.sh b/contrib/teamcity/builds/build-make-generator.sh
--- a/contrib/teamcity/builds/build-make-generator.sh
+++ b/contrib/teamcity/builds/build-make-generator.sh
@@ -10,5 +10,5 @@
 # Ensure that the build using cmake and the "Unix Makefiles" generator is not
 # broken.
 git clean -xffd
-cmake -G "Unix Makefiles" ..
+cmake -G "Unix Makefiles" "${TOPLEVEL}"
 make -j "${THREADS}" all check