diff --git a/debian/tests/integration-test-suite-test b/debian/tests/integration-test-suite-test
index c5e14c6b..328c0edc 100755
--- a/debian/tests/integration-test-suite-test
+++ b/debian/tests/integration-test-suite-test
@@ -2,7 +2,7 @@
 
 set -e
 
-LLVM_VERSION=11
+LLVM_VERSION=10
 
 # this is taken from libjsoncpp package
 # Presence of $ADTTMP implies that someone will handle cleanup for us, so we