diff --git a/development/psycopg2/psycopg2.SlackBuild b/development/psycopg2/psycopg2.SlackBuild
index 56814b8e14..e7acad4154 100644
--- a/development/psycopg2/psycopg2.SlackBuild
+++ b/development/psycopg2/psycopg2.SlackBuild
@@ -58,6 +58,9 @@ find -L . \
   -o -perm 440 -o -perm 400 \) -exec chmod 644 {} \;
 
 python setup.py install --root=$PKG
+if $(python3 -c 'import sys' 2>/dev/null); then
+  python3 setup.py install --root=$PKG
+fi
 
 find $PKG -print0 | xargs -0 file | grep -e "executable" -e "shared object" | grep ELF \
   | cut -f 1 -d : | xargs strip --strip-unneeded 2> /dev/null || true