--- a/Makefile
+++ b/Makefile
@@ -77,24 +77,25 @@ test: gen_data
 	diff results/misc.out expected/misc.expected
 	cat sql/ang2ipix.sql | psql q3c_test > results/ang2ipix.out 2>&1
 	diff results/ang2ipix.out expected/ang2ipix.expected
-	cat sql/cone.sql | psql q3c_test > results/cone.out 2>&1
-	diff results/cone.out expected/cone.expected
+	# Debian: Skip the tests that are very slow (> 20s)
+	#cat sql/cone.sql | psql q3c_test > results/cone.out 2>&1
+	#diff results/cone.out expected/cone.expected
 	cat sql/cone_join_rev.sql | psql q3c_test > results/cone.out
 	diff results/cone.out expected/cone.expected
 	cat sql/ellipse.sql | psql q3c_test > results/ellipse.out
 	diff results/ellipse.out expected/ellipse.expected
-	cat sql/join.sql | psql q3c_test > results/join.out
-	diff results/join.out expected/join.expected
-	cat sql/join_ellipse.sql | psql q3c_test > results/join_ellipse.out
-	diff results/join_ellipse.out expected/join.expected
-	cat sql/join_pm1.sql | psql q3c_test > results/join_pm1.out
-	diff results/join_pm1.out expected/join_pm1.expected
-	cat sql/join_pm2.sql | psql q3c_test > results/join_pm2.out
-	diff results/join_pm2.out expected/join_pm2.expected
-	cat sql/poly.sql | psql q3c_test > results/poly.out
-	diff results/poly.out expected/poly.expected
-	cat sql/poly1.sql | psql q3c_test > results/poly1.out
-	diff results/poly1.out expected/poly.expected
+	#cat sql/join.sql | psql q3c_test > results/join.out
+	#diff results/join.out expected/join.expected
+	#cat sql/join_ellipse.sql | psql q3c_test > results/join_ellipse.out
+	#diff results/join_ellipse.out expected/join.expected
+	#cat sql/join_pm1.sql | psql q3c_test > results/join_pm1.out
+	#diff results/join_pm1.out expected/join_pm1.expected
+	#cat sql/join_pm2.sql | psql q3c_test > results/join_pm2.out
+	#diff results/join_pm2.out expected/join_pm2.expected
+	#cat sql/poly.sql | psql q3c_test > results/poly.out
+	#diff results/poly.out expected/poly.expected
+	#cat sql/poly1.sql | psql q3c_test > results/poly1.out
+	#diff results/poly1.out expected/poly.expected
 	cat sql/version.sql | psql q3c_test > results/version.out
 	diff results/version.out expected/version.expected
 	cat sql/area.sql | psql q3c_test > results/area.out 2>&1
