diff --git a/db/functions/wsg_crossing_summary.sql b/db/functions/wsg_crossing_summary.sql
index e24e6f61..106e8e4b 100644
--- a/db/functions/wsg_crossing_summary.sql
+++ b/db/functions/wsg_crossing_summary.sql
@@ -3,6 +3,7 @@
 --   - accessible (per model)
 --   - with spawning rearing habitat upstream (per model)
 
+DROP FUNCTION IF EXISTS bcfishpass.wsg_crossings_summary();
 CREATE FUNCTION bcfishpass.wsg_crossings_summary()
 RETURNS table (
   watershed_group_code                  text,
diff --git a/db/functions/wsg_linear_summary.sql b/db/functions/wsg_linear_summary.sql
index 4922dcb6..077220b7 100644
--- a/db/functions/wsg_linear_summary.sql
+++ b/db/functions/wsg_linear_summary.sql
@@ -10,7 +10,7 @@
 -- - spawning or rearing habitat not isolated by dam or a known pscis barrier (accessible_a)
 -- - spawning or rearing habitat not isolated by all anthropogenic barriers (observed and modelled) (accessible_b)
 
-DROP FUNCTION bcfishpass.wsg_linear_summary();
+DROP FUNCTION IF EXISTS bcfishpass.wsg_linear_summary();
 CREATE FUNCTION bcfishpass.wsg_linear_summary() 
 RETURNS table (
  watershed_group_code                                     text,