diff --git a/conda/build.sh b/conda/build.sh
index 77c9d54e8f..afb977d53a 100644
--- a/conda/build.sh
+++ b/conda/build.sh
@@ -12,6 +12,8 @@ if [ `uname` == Darwin ]; then
   export LDFLAGS="$LDFLAGS  -Wl,-flat_namespace,-undefined,suppress"
 fi
 
+export SCHEMA_VERSIONS=2x3;4;4x3;4x3_add1
+
 cmake -G Ninja \
  -DCMAKE_BUILD_TYPE=Release \
  -DCMAKE_INSTALL_PREFIX=$PREFIX \